This document describes the serialization of the lexical markup framework (LMF) model defined as an XML model compliant with the Text Encoding Initiative (TEI) Guidelines. This serialization covers the classes of ISO 24613-1 (the LMF core model) as well as classes provided by ISO 24613-2 (the machine readable dictionary, MRD, model) and ISO 24613-3 (the etymological extension).st edition 2021-01 Language resource management — Lexical markup framework (LMF) — Part 4: TEI serialization Gestion des ressources linguistiques — Cadre de balisage lexical (LMF) — Partie 4: Sérialisation TEI Reference number ISO 24613-4:2021(E) ？ ISO 2021 ISO 24613-4:2021(E) COPYRIGHT PROTECTED DOCUMENT ？ ISO 2021 All rights reserved. Unless otherw