Global space governance : an international study / ed. Ram S. Jakhu, Joseph N. Pelton
From semaphore to satellite [documento eletrónico] / International Telecommunication Union
Space radiocommunications stations / Union Internationale des Télécommunications
Space radiocommunications stations / International Telecommunication Union
Stations de radiocommunications spatiales / Union Internationale des Télécommunications
Handbook - space research communications / International Telecommunication Union