Exposition universelle et internationale (1958 : Brussels, Belgium)
Electromagnetic wave propagation; international conference sponsored by the Postal and Telecommunications Group of the Brussels Universal Exhibition / Edited by M. Desirant [and] J. L. Michiels.
Exposition universelle et internationale (1958 : Brussels, Belgium)
Telecommunication -- Congresses.
Radio waves -- Congresses.
D|esirant, M.
Michiels, J. L. (John Louis), 1915-