Textes administratives du CCIR : recommandations du CCIR, 1990: (ainsi que questions, résolutions, voeux et décisions): volume XIV / Union Internationale des Télécommunications
Broadcasting service (sound) : recommendations of the CCIR, 1990: (also and resolutions and opinions): volume X - part 1 / International Telecommunication Union
Spectrum utilization and monitoring : reports of the CCIR, 1990: (also decisions): annex to volume I / International Telecommunication Union
Space research and radioastronomy services : reports of the CCIR, 1990: (also opinions): annex to volume II / International Telecommunication Union