Functional Requirements for Subject Authority Data (FRSAD) https://www.ifla.org/files/assets/classification-and-indexing/functional-requirements-for-subject-authority-data/frsad-final-report.pdf
FRBR stands for Functional Requirements for Bibliographic Records. https://www.loc.gov/catdir/cpso/frbreng.pdf
FRAD (Functional Requirements for Authority Data) http://www.rda-jsc.org/archivedsite/docs/riva-20080612-en.pdf
RDA (Resource Description and Access) http://bid.ub.edu/19dunsir.htm
Common Communication Format (CCF)http://www.netugc.com/common-communication-format-ccf
The International Conference on Cataloguing Principles (ICCP), Paris, 1961 https://www.emerald.com/insight/content/doi/10.1108/eb026325/full/html
IME-ICC https://www.ifla.org/node/576
IFLA Meetings of Experts on an International Cataloguing Code
Universal Machine Readable Catalogue (UNIMARC)
DUBLIN CORE https://dublincore.org/
