Broadcasting-satellite service (sound and television) : supplement 2 to volume 1997 BO Series / ITU-R
Sound and television recording : supplement 3 to volume 1997 BR Series / ITU-R
Broadcasting service (television) : supplement 3 to volume 1997 BT Series / ITU-R
As telecomunicações : conheça este sector em rápida evolução / Colin Hynson
Cable networks for television signals, sound signals and interactive services : part 7: system performance: EN 50083 -7/A1: July 2000 / European Commitee for Electrothecnical Standardization
EN 50083 -8 : August 2000: cable networks for television signals, sound signals and interactive services: part 8: electromagnetic compatibility for networks / European Commitee for Electrothecnical Standardization