# Portable Document Format/Archive, version 3 Unicode

> file format

**Wikidata**: [Q26549229](https://www.wikidata.org/wiki/Q26549229)  
**Source**: https://4ort.xyz/entity/portable-document-format-archive-version-3-unicode


## References

1. [International Organization for Standardization](http://www.iso.org/iso/iso_catalogue/catalogue_tc/catalogue_detail.htm?csnumber=57229)
2. RFC 3778: The application/pdf Media Type
3. PRONOM