Data structures for electronic product catalogues for building services - Part 4: Data Dictionary structures for product catalogues (ISO 16757-4:2025); German version EN ISO 16757-4:2025

Building construction - Organization of information about construction works - Part 2: Framework for classification and breakdown structures (ISO/DIS 12006-2:2025); German and English version prEN 12006-2:2025

Building construction - Organization of information about construction works - Part 2: Framework for classification and breakdown structures (ISO/DIS 12006-2:2025)