I. N. T. E. L. S. A. T./I. E. E. International Conference on Digital Satellite Communication, 25-27 November 1969, held at the Institution of Electrical Engineers, Savoy Place, London, W.C.2
INTELSAT/I. E. E. International Conference on Digital Satellite Communication1969London.
International Telecommunications Satellite Consortium.
London Institution of Electrical Engineers
1969
Artificial satellites in telecommunication