Interational Conference on Digital Satellite Communication.International Conference on Digital Satellite Communication (3rd : 1975 : Kyoto)：INTELSAT/IECE/ITE 3d International Conference on Digital Satellite Communications.n. d.,1975.
International Conference on Digital Satellite Communication (3rd : 1975 : Kyoto)：INTELSAT/IECE/ITE 3d International Conference on Digital Satellite Communications
Interational Conference on Digital Satellite Communication.n. d.,1975.
