CC BY 4.0Permanent UNIMARC Committee (PUC)Mazić, GordanaBadovinac, BrankaAkbari-Daryan, SaeedehAslanidi, MariaLecomte, HéloïseMimoso Correia, MiguelTfibel, FlorenceZhlobinskaya, Olga2025-06-0520092021-07-122025-06-052023-10-24https://repository.ifla.org/handle/20.500.14598/3011.2The first version of the online edition of the UNIMARC Authorities Format Manual was published in 2023, replacing previous editions. It includes changes agreed upon by the UNIMARC Permanent Committee (PUC) from 2010 to 2023. This edition also includes corrections in the text and examples, a reorganisation of the appendices and a new manual structure (tables of subfields, occurrence, repeatability, history paragraphs). The new UNIMARC Authorities Format documentation is an online integrated resource intended to be a permanently complete documentation and usually updated once a year.enhttps://creativecommons.org/licenses/by/4.0/Authority dataFlagship PublicationInternational Federation of Library Associations and Institutions (IFLA)