1995 F series : Part 2: fixed service: HF systems: ITU-R recommendations (new and revised as of 21 October 1995) / International Telecommunicatios Union
Fixed service : supplement 1 to volume 2000 F Series: parts 1 [A], 1 [B] and 2 / International Telecommunication Union
1995 IS series : Inter-service sharing and compatibility: ITU-R recommendations (new and revised as of 21 October 1995) / ITU-R
1994 IS series : Inter-service sharing and compatibility: ITU-R recommendations / ITU-R