Metadaten für Dummies.
Weinheim 2019 (in German).
https://www.mvb-online.de/dummies
MARC 21 Format for Bibliographic Data.
https://www.loc.gov/marc/bibliographic/
Netzpublikationen : Lieferung von Metadaten im Format MARCXML an die Deutsche Nationalbibliothek.
Version 3.0; Status: 01. Dezember 2020 (in German).
https://d-nb.info/1222522543
MARC-Empfehlung
der DINI AG KIM (in German).
https://wiki.dnb.de/pages/viewpage.action?pageId=217535230
ONIX for books: the essential standard for the metadata supply chain / Graham Bell, EDItEUR (Video, 16:03 min).
https://s3.us-east-2.amazonaws.com/8thwave.net/video/20230116%20ONIX%20briefing%20720p.mp4
ONIX for Books 3.0.8 Specification + Codelists Issue 60
(PDF in ZIP).
https://www.editeur.org/files/ONIX%203/ONIX_for_Books_Release3-0_docs+codes_Issue_60.zip
VLB-ONIX-Empfehlungen
(in German).
https://vlb.de/hilfe/vlb-onix-empfehlungen
Netzpublikationen: Lieferung von Metadaten im Format ONIX 3.0 an die Deutsche Nationalbibliothek. Version 1.0; Status: 21. September 2021 (in German).
https://d-nb.info/124157068X
Editeur: ONIX for Books. Product Information Message. [Application Guide] How to describe digital products in ONIX 3. Release 3.0 December 2009, rev. April 2010.
https://www.editeur.org/files/ONIX%203/ONIX_Books_Digital_Products_3.0.pdf
Editeur: ONIX for Books. Product Information Message.
Application Note: Describing e-books and digital content in ONIX.
Last minor revision 13/11/2017.
https://www.editeur.org/files/ONIX%203/APPNOTE%20Describing%20e-books%20in%20ONIX.pdf
Börsenverein des Deuschen Buchhandels, IG Produktmetadaten: Best Practice Open Access-Titel in ONIX 3.0,
Version 1.0, Oktober 2022 (in German).
https://www.boersenverein.de/tx_file_download?tx_theme_pi1%5BfileUid%5D=12550&tx_theme_pi1%5Breferer%5D=https%3A%2F%2Fwww.boersenverein.de%2Finteressengruppen%2Fig-produktmetadaten%2Fbest-practices%2F&cHash=a834992a9639fc389df1a7920575a313