IFLA Library Reference Model: Difference between revisions

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{{Short description|Conceptual model of bibliographic information}}
{{Short description|Conceptual model of bibliographic information}}
[[File:IFLA-LRM Overview of Relationships.png|thumb|Entities and relationships in the IFLA LRM.]]
[[File:IFLA-LRM Overview of Relationships.png|thumb|Entities and relationships in the IFLA LRM.]]
The '''IFLA Library Reference Model''' (IFLA LRM) is a conceptual [[Entity–relationship model|entity–relationship model]] developed by the International Federation of Library Associations and Institutions (IFLA) that expresses the "logical structure of bibliographic information".  It unifies the models of [[Functional Requirements for Bibliographic Records]] (FRBR), [[Functional Requirements for Authority Data]] (FRAD) and Functional Requirements for Subject Authority Data (FRSAD).{{sfn| Riva| Le Bœuf| Žumer| 2017| pp= 5, 9}} The IFLA LRM is intended to be used as the basis of cataloguing rules and implementing bibliographic information systems.{{Sfn|LSIT|2020|p=|ps=, section "How is IFLA LRM used?"}} It has Library of Congress subject heading number 2017004509.{{Sfn|LCSH|2017|p=}}
The '''IFLA Library Reference Model''' (IFLA LRM) is a conceptual [[Entity–relationship model|entity–relationship model]] developed by the International Federation of Library Associations and Institutions (IFLA) that expresses the "logical structure of bibliographic information".  It unifies the models of [[Functional Requirements for Bibliographic Records]] (FRBR), [[Functional Requirements for Authority Data]] (FRAD), and Functional Requirements for Subject Authority Data (FRSAD).{{sfn| Riva| Le Bœuf| Žumer| 2017| pp= 5, 9}} The IFLA LRM is intended to be used as the basis of cataloguing rules and implementing bibliographic information systems.{{Sfn|LSIT|2020|p=|ps=, section "How is IFLA LRM used?"}} It has Library of Congress subject heading number 2017004509.{{Sfn|LCSH|2017|p=}}


==Differences from FR-series models==
==Differences from FR-series models==
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== Further reading ==
== Further reading ==
* {{Cite web|last=Dousa|first=Thomas M.|title=The IFLA LRM Model: An introduction|url=http://downloads.alcts.ala.org/ce/The_IFLA_LRM_Model_Slides.pdf|website=ALCTS, American Library Association}}
* {{Cite web|last=Dousa|first=Thomas M.|title=The IFLA LRM Model: An introduction|url=http://downloads.alcts.ala.org/ce/The_IFLA_LRM_Model_Slides.pdf|website=ALCTS, American Library Association|access-date=2020-08-27|archive-date=2019-08-19|archive-url=https://web.archive.org/web/20190819072928/http://downloads.alcts.ala.org/ce/The_IFLA_LRM_Model_Slides.pdf|url-status=dead}}
* {{Cite web|last=Dunsire|first=Gordon|date=August 2018|title=Introducing IFLA-LRM|url=https://www.nla.gov.au/sites/default/files/acoc/acoc_2018_introducing_lrm_0.pptx|website=National Library of Australia}}
* {{Cite web|last=Dunsire|first=Gordon|date=August 2018|title=Introducing IFLA-LRM|url=https://www.nla.gov.au/sites/default/files/acoc/acoc_2018_introducing_lrm_0.pptx|website=National Library of Australia}}
* {{Citation|last=Oliver|first=Chris|title=IFLA Library Reference Model: What and why?|url=http://www.rda-rsc.org/sites/all/files/IFLA%20LRM%20what%20and%20why.pdf|archive-url=https://web.archive.org/web/20190710194419/http://www.rda-rsc.org/sites/all/files/IFLA%20LRM%20what%20and%20why.pdf|url-status=usurped|archive-date=July 10, 2019|publisher=RDA Steering Committee}}
* {{Citation|last=Oliver|first=Chris|title=IFLA Library Reference Model: What and why?|url=http://www.rda-rsc.org/sites/all/files/IFLA%20LRM%20what%20and%20why.pdf|archive-url=https://web.archive.org/web/20190710194419/http://www.rda-rsc.org/sites/all/files/IFLA%20LRM%20what%20and%20why.pdf|url-status=usurped|archive-date=July 10, 2019|publisher=RDA Steering Committee}}

Latest revision as of 05:47, 15 April 2026

Short description: Conceptual model of bibliographic information
Entities and relationships in the IFLA LRM.

The IFLA Library Reference Model (IFLA LRM) is a conceptual entity–relationship model developed by the International Federation of Library Associations and Institutions (IFLA) that expresses the "logical structure of bibliographic information". It unifies the models of Functional Requirements for Bibliographic Records (FRBR), Functional Requirements for Authority Data (FRAD), and Functional Requirements for Subject Authority Data (FRSAD).[1] The IFLA LRM is intended to be used as the basis of cataloguing rules and implementing bibliographic information systems.[2] It has Library of Congress subject heading number 2017004509.[3]

Differences from FR-series models

IFLA LRM adds super-classes res ("thing") and agent to facilitate formal relationship definitions.[4] Time span and place are entities rather than literal values.

It uses the same Work, Expression, Manifestation, Item (WEMI) model as FRBR Group 1 entities. The FRBR Group 2 corporate body and FRAD family are combined into a single collective agent type. FRBR Group 3 entities are deprecated. A redefined nomen type encompasses name from FRAD plus nomen, identifier, and controlled access point from FRSAD.[4]

See also

Notes

  1. Riva, Le Bœuf & Žumer 2017, pp. 5, 9.
  2. LSIT 2020, section "How is IFLA LRM used?"
  3. LCSH 2017.
  4. 4.0 4.1 IFLA 2016, p. 1.

References

Further reading