# Recommendation X.208 (11/1988): Specification of Abstract Syntax Notation One (ASN.1)

> withdrawn recommendation/international standard from the International Telecommunication Union

**Wikidata**: [Q26985479](https://www.wikidata.org/wiki/Q26985479)  
**Source**: https://4ort.xyz/entity/recommendation-x-208-11-1988-specification-of-abstract-syntax-notation-one-asn-1-