SNG user's guide / International Telecommunication Union
Manuel de planification de la transmission / Union Internationale des Télécommunications
Additions to the handbook on telephonometry / International Telecommunication Union
Handbook - space research communications / International Telecommunication Union
Handbook use of radio spectrum for meteorology
Handbook terrestrial marinized cables / International Telecommunication Union
Handbook radiowave propagation information for designing terrestrial point-to-point links / International Telecommunication Union
Handbook on national spectrum management / International Telecommunication Union