ISO/IEC 14496-3:2009, Information technology - Coding of audio-visual objects - Part 3: Audio (4th Edition)
ISO/IEC 14496-3:2009/AMD 2:200x, Information technology - Coding of audio-visual objects - Part 3: Audio, Amendment 2: ALS Simple Profile and Transport of SAOC
IEC 61937-10 Digital audio interface for non-linear PCM encoded audio bitstreams applying IEC 60958, Part 10: Non-linear PCM bitstreams according to the MPEG-4 Audio Lossless Coding (ALS) format