DS/ISO/IEC 29500-4:2012 Information technology - Document description and processing languages - Office Open XML File Formats - Part 4: Transitional Migration Features
ISO/IEC 29500 defines a set of XML vocabularies for representing word-processing documents, spreadsheets and presentations. On the one hand, the goal of ISO/IEC 29500 is to represent faithfully the existing corpus of wordprocessing documents, spreadsheets
DS/ISO/IEC 29500-4:2012 history
2012DS/ISO/IEC 29500-4:2012 Information technology - Document description and processing languages - Office Open XML File Formats - Part 4: Transitional Migration Features