Paper Citation Record · LEDGER

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support

As of 20 August 2026, this Paper Citation Record lists 47 of 47 outbound references and 0 inbound Pith citation observations for arXiv:2505.18483.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
2505.18483 v1

Coverage vector

measured 47 of 47 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-07T14:33:48.073665Z

measured 47 of 47 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-20T06:33:59.587034+00:00

measured 0 of 0 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links

measured 0 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: cited_works

Reference resolution

47 of 47 outbound references displayed

verified exact4
verified fuzzy19
unresolved24
parse uncertain0
malformed identifier0
metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 47a99a38-c49f-4576-a7fa-801275441da6 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 1

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:56.322106Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 21e40dd0-7902-42af-8710-8bd4c71de1c5 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 2

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:56.100770Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation ba026396-c6f5-4003-800d-dd353355aff1 · outbound

This paper cites R., & Vanthienen, J.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support R., & Vanthienen, J

Reference 3

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:55.862854Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 1b06da0a-e5cf-4bd7-9c5f-2b7aac7dfe89 · outbound

This paper cites A framework for developing a knowledge management platform.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support A framework for developing a knowledge management platform

Reference 4

Resolution: verified exact; local_arxiv, observed 2026-08-07T14:33:48.807094Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 2d749ad0-7590-442d-b6a0-0d29813752ad · outbound

This paper cites Regulatory Compliance through Doc2Doc Information Retrieval: A case study in EU/UK legislation where text similarity has limitations.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Regulatory Compliance through Doc2Doc Information Retrieval: A case study in EU/UK legislation where text similarity has limitations

Reference 5

Resolution: verified exact; local_arxiv, observed 2026-08-07T14:33:48.632893Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 80c3999c-d9f3-4440-a1c0-e9941ad29bca · outbound

This paper cites G., & Medsker, L.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support G., & Medsker, L

Reference 6

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:55.651571Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 82947456-fe5f-4e92-a124-19ddd395bf12 · outbound

This paper cites (2024, October).

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support (2024, October)

Reference 7

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:55.390591Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation cc674378-318c-4603-9394-b4204221dc89 · outbound

This paper cites H., Jin, L., Elangovan, K., Abdullah, H.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support H., Jin, L., Elangovan, K., Abdullah, H

Reference 8

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:55.146254Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 5be59bb7-088b-4826-a9b1-edfb8b6d7d9e · outbound

This paper cites From Local to Global: A Graph RAG Approach to Query-Focused Summarization.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support From Local to Global: A Graph RAG Approach to Query-Focused Summarization

Reference 9

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:44.211876Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 9bbdfad9-02e5-4718-900f-eda5cf68b3d5 · outbound

This paper cites (2025, April).

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support (2025, April)

Reference 10

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:54.927053Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation b78fb31c-7516-4a49-b985-8e26235e9e99 · outbound

This paper cites Retrieval-Augmented Generation for Large Language Models: A Survey.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Retrieval-Augmented Generation for Large Language Models: A Survey

Reference 11

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:44.417924Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 840938a8-2f7e-4b56-b4fd-32d6deab7cb5 · outbound

This paper cites & Seifert, C.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support & Seifert, C

Reference 12

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:54.762700Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 74e9858e-ff09-47c2-b38e-bd0982eef513 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 13

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:54.547414Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation cc3aa1cd-6634-40e6-86ab-c894cf7ee747 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 14

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:54.272482Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation ebe71e76-9489-4744-95c6-cddc2c6c8ebb · outbound

This paper cites Recommending Actionable Strategies: A Semantic Approach to Integrating Analytical Frameworks with Decision Heuristics.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Recommending Actionable Strategies: A Semantic Approach to Integrating Analytical Frameworks with Decision Heuristics

Reference 15

Resolution: verified exact; local_arxiv, observed 2026-08-07T14:33:48.472849Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 7b453c03-ce95-48cc-b96c-29ace9fc831f · outbound

This paper cites S., & Kumar, S.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support S., & Kumar, S

Reference 16

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:54.084227Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation d935bc97-63a7-46f2-8cf2-e44d6d101af4 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 17

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:53.908279Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 494613fa-cd93-4081-af03-58fd855a4be2 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 18

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:53.634715Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 1a73928c-a7b4-430d-8bbd-5d013d97a3b4 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 19

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:53.467649Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 4668d601-95a9-43a6-804e-ee0113e2aca9 · outbound

This paper cites (2024, May).

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support (2024, May)

Reference 20

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:53.157288Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 896e87af-e8b8-4852-a577-35731a5456e2 · outbound

This paper cites M., Ng, A.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support M., Ng, A

Reference 21

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:52.939154Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 04ff761c-2c8f-429f-a9c1-02dc9d729594 · outbound

This paper cites Efficient Estimation of Word Representations in Vector Space.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Efficient Estimation of Word Representations in Vector Space

Reference 22

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:45.661197Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation e5464ec0-fc73-41a2-8c1b-aa68efcc70a3 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 23

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:52.635096Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 838a741a-c648-4f8c-8fa6-1d06552b8993 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 24

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:52.382559Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 9a27f762-5dfc-4afe-947a-f7c14ebdc31d · outbound

This paper cites N., & Scheines, R.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support N., & Scheines, R

Reference 25

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:52.176315Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 7cd39be4-b385-48f1-b0f9-49f702f00984 · outbound

This paper cites G., & de Andrade Lopes, A.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support G., & de Andrade Lopes, A

Reference 26

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:51.924013Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation aec9baa8-43d1-4878-ae35-90ec01573d24 · outbound

This paper cites PIKE-RAG: sPecIalized KnowledgE and Rationale Augmented Generation.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support PIKE-RAG: sPecIalized KnowledgE and Rationale Augmented Generation

Reference 27

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:46.182750Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 2b9974ca-8cdb-4433-a785-9caf98a3cad7 · outbound

This paper cites KAG: Boosting LLMs in Professional Domains via Knowledge Augmented Generation.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support KAG: Boosting LLMs in Professional Domains via Knowledge Augmented Generation

Reference 28

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:46.289597Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation df8b9508-9483-44b5-acb5-f405da7dca82 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 29

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:51.672866Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 0c54a23a-fab9-4b71-b3bd-268f3beb0f9f · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 30

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:51.449853Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 42a58fce-66be-4857-95d0-2ddc87a31eff · outbound

This paper cites A., Escobar, J.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support A., Escobar, J

Reference 31

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:51.235126Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation a147d338-cd9e-4f2e-aebb-b49d7cb2a98c · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 32

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:51.018283Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 2b0bf24a-9c93-4289-a88a-2f0fe809d8d4 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 33

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:50.735279Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 5d9327e9-6410-4d87-9b9a-bc258068b84f · outbound

This paper cites (2025, January).

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support (2025, January)

Reference 34

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:50.435264Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 6e744bd2-16e9-4ec2-ad79-b9d5cee42d70 · outbound

This paper cites S., Ceder, G.,.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support S., Ceder, G.,

Reference 35

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:50.062730Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation f321ea4c-bec8-4796-a811-2d690ce6117d · outbound

This paper cites & Kiela, D.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support & Kiela, D

Reference 36

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:49.932038Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation a5e5d153-99e3-4ede-a51c-4d78b2937c5a · outbound

This paper cites & Zhang, N.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support & Zhang, N

Reference 37

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:49.786534Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 7ce4b486-c86a-4a32-b518-1c28dbc568ee · outbound

This paper cites LLM-based Multi-Agent Systems: Techniques and Business Perspectives.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support LLM-based Multi-Agent Systems: Techniques and Business Perspectives

Reference 38

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:47.209410Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation d76bc597-263d-4d33-bf35-2fe2adbbb5f2 · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 39

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:49.643985Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 607289d1-7d14-491a-a40a-0a6d3615de11 · outbound

This paper cites Late Chunking: Contextual Chunk Embeddings Using Long-Context Embedding Models.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Late Chunking: Contextual Chunk Embeddings Using Long-Context Embedding Models

Reference 40

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:47.334689Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation 6fb19eb7-669c-47d3-ba88-21b9ff46689c · outbound

This paper cites F., Bahroun, Z., & Basheer, N.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support F., Bahroun, Z., & Basheer, N

Reference 41

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:49.508199Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 45990ff1-69f6-4fcd-addb-61dbcf2c6287 · outbound

This paper cites Towards a Framework for Evaluating Explanations in Automated Fact Verification.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Towards a Framework for Evaluating Explanations in Automated Fact Verification

Reference 42

Resolution: verified exact; local_arxiv, observed 2026-08-07T14:33:48.235681Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 818a946b-3f6c-4f31-a07f-6200ea3d67e2 · outbound

This paper cites ReCEval: Evaluating Reasoning Chains via Correctness and Informativeness.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support ReCEval: Evaluating Reasoning Chains via Correctness and Informativeness

Reference 43

Resolution: unresolved; no resolver link, observed 2026-08-07T14:33:47.710576Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

Observation b7c41c23-592f-4d90-9028-4465dd52fa5d · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 44

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:49.399491Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation ce7156a6-6472-42a6-9116-ccbd4be6cfb2 · outbound

This paper cites gold standard.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support gold standard

Reference 45

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:49.226636Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 14bb9e84-93f2-4c3a-81ce-dd81f85b863d · outbound

This paper cites an unresolved cited work.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support Unresolved cited work

Reference 46

Resolution: unresolved; raw_fallback, observed 2026-08-07T14:33:49.058188Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Observation 471275d8-72ef-41a2-abcc-5aecac5feca1 · outbound

This paper cites For this user requirement, which criterion is more suitable to be included in the decision model?.

Retrieval Augmented Decision-Making: A Requirements-Driven, Multi-Criteria Framework for Structured Decision Support For this user requirement, which criterion is more suitable to be included in the decision model?

Reference 47

Resolution: verified fuzzy; raw_fallback, observed 2026-08-07T14:33:48.928793Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.

Pith citing papers

No inbound Pith citation observations are available.