DIN Standards Committee Building and Civil Engineering
ISO 10303-11
Industrial automation systems and integration - Product data representation and exchange - Part 11: Description methods: The EXPRESS language reference manual
Industrielle Automatisierungssysteme und Integration - Produktdatendarstellung und -austausch - Teil 11: Beschreibungsmethoden: Handbuch der Modellierungssprache EXPRESS
Responsible national committee
NA 060-30-04 AA - Transfer and archiving of produktdefinition data
Responsible international committee
ISO/TC 184/SC 4/WG 11 - Implementation methods and conformance methods