# ECMA-376, 1st Edition, Office Open XML, Part 4: Markup Language Reference

> standard for Office Open XML file formats

**Wikidata**: [Q26123496](https://www.wikidata.org/wiki/Q26123496)  
**Source**: https://4ort.xyz/entity/ecma-376-1st-edition-office-open-xml-part-4-markup-language-reference


## References

1. [Ecma International](http://www.ecma-international.org/publications/standards/Ecma-376.htm)
2. ECMA-376, 1st Edition, Office Open XML, Part 4: Markup Language Reference