Karge, R. (April 2005). A terminology model approach for defining and managing statistical metadata (Power Point). Eighth Open Forum on Metadata Registries. Berlin. Archived (PDF) from the original on May 10, 2023. http://www.odaba.com/content/downloads/documentation/P2_TerminologyModel_v1.pdf
"ISO 704:2009 - Terminology work -- Principles and methods". ISO. 2009-11-01. Archived from the original on Aug 9, 2016. http://www.iso.org/iso/home/store/catalogue_ics/catalogue_detail_ics.htm?csnumber=38109
"Neuchâtel Terminology Model PART I: Classification database object types and their attributes (Version 2.1)" (PDF). 19 August 2004. Archived from the original (PDF) on Mar 3, 2016. https://web.archive.org/web/20160303184137/http://www1.unece.org/stat/platform/download/attachments/14319930/Part+I+Neuchatel_version+2_1.pdf?version=1
"Neuchâtel Terminology Model PART II: Variables and related concepts (Version 1.0)" (PDF). December 2006. Archived from the original (PDF) on Jan 19, 2022. https://web.archive.org/web/20220119072134/https://statswiki.unece.org/download/attachments/14319930/Neuchatel+Model+V1.pdf?version=1
"Reference Model". METANET. Archived from the original on 2012-03-10. Retrieved 2010-08-25. https://web.archive.org/web/20120310222828/http://www.epros.ed.ac.uk/metanet/working_groups/Reference_model/ReferenceModel.doc