KS A ISO 22234-2021 Cinematography-Relative and absolute sound pressure levels for motion-picture multi-channel sound systems-Measurement methods and levels
2021KS A ISO 22234-2021 Cinematography-Relative and absolute sound pressure levels for motion-picture multi-channel sound systems-Measurement methods and levels
0000 KS A ISO 22234-2011(2016)
2011KS A ISO 22234:2011 Cinematography-Relative and absolute sound pressure levels for motion-picture multi-channel sound systems-Measurement methods and levels