Information technology - Coding of moving pictures and associated audio for digital storage media at up to about 1,5 Mbit/s - Part 3: audio (ISO/IEC 11172-3:1993); English version EN ISO/IEC 11172-3:1995
Digital Video Broadcasting (DVB) - Specification for Service Information (SI) in DVB systems (Endorsement of the English version EN 300468 V1.9.1 (2009-03) as German standard)— 2 стр.