Propagation in ionized media : recommendations of the CCIR, 1990: (also and resolutions and opinions): volume VI / International Telecommunication Union
Propagation dans les milieux ionisés : recommandations du CCIR, 1990: (ainsi que résolutions et voeux): volume VI / Union Internationale des Télécommunications
Mobile, radiodetermination, amateur and related satellite services : recommendations of the CCIR, 1990: (also and resolutions and opinions): volume VIII / International Telecommunication Union
Television and sound transmission (CMTT) : recommendations of the CCIR, 1990: (also resolutions and options): volume XII / International Telecommunication Union