NF C97-002-3:2005 Digital audio - Interface for non-linear PCM encoded audio bitstreams appplying IEC 60958 - Part 3 : non-linear PCM bitstreams according to the AC-3 format.
2013NF C97-002-3:2013 Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 3: non-linear PCM bitstreams according to the AC-3 and enhanced AC-3 formats
2005NF C97-002-3:2005 Digital audio - Interface for non-linear PCM encoded audio bitstreams appplying IEC 60958 - Part 3 : non-linear PCM bitstreams according to the AC-3 format.