Methods of measurement on receivers for television broadcast transmissions - Part 2: Audio channels - General methods and methods for monophonic channels (IEC 60107-2:1997); German version EN 60107-2:1997— 18 стр.
Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 5: Loudspeaker - Supplement 1: Listening tests on loudspeakers - Single stimulus ratings and paired comparisons; IEC/TR 61305-6:2005— 20 стр.
Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 5: Loudspeakers (IEC 61305-5:2003); German version EN 61305-5:2003— 8 стр.