Proceedings, September 4-7, 1973, Brussels University, Brussels; supported by Fabrimetal in cooperation with the Convention of National Societies of Electrical Engineers of Western Europe [and others] /
European Microwave Conference(1973 :Brussels)
Hoffman, G.
Fabrimetal.
Convention of National Societies of Electrical Engineers of Western Europe.
Louvain :  printed by Ceuterick, 
[1974]
Microwaves