1. H261: Video Codec for Audiovisual Services at px64 kbit/s, ITU-T Rec. Std., 12, 1990.
2. H.262 : Information Technology - Generic Coding of Moving Pictures and Associated Audio Information: Video, ITU-T Std., July 1995.
3. H263 : Video Coding for Low Bit Rate Communication, ITU-T Rec. Std., 03, 1996.
4. JVT, Advanced Video Coding for Generic Audiovisual Services, ITU-T Rec. H.264 ISO/IEC 14496-10 (AVC) Std., March 2005.
5. Information Technology: Coding of Moving Pictures and Associated Audio for Digital Storage Media at up to about 1.5Mbit/s-part 2: Video, ISO/IEC Standard 11172-2 Std., 1993.