Television systems - NICAM 728: Specification for transmission of two-channel digital sound with terrestrial television systems B, G, H, I, and L; English version ETS 300163:1994
Television systems - NICAM 728: Transmission of two-channel digital sound with terrestrial television systems B, G, H, I, K1 and L; English version EN 300163 V 1.2.1 (1998.03)— 25 стр.