Ed. by G. Bognar.Colloquium on Microwave Communication (5th : 1974 : Budapest)．V.5，ME-System measurements; Sm-Semiconductorand magnetic materials for microwave applications and plasmaphenomena.Akademiai Kiado,1974.
Colloquium on Microwave Communication (5th : 1974 : Budapest)．V.5，ME-System measurements; Sm-Semiconductorand magnetic materials for microwave applications and plasmaphenomena
Ed. by G. Bognar.Colloquium on Microwave Communication (5th : 1974 : Budapest)．V.1，MS-Microwave communication systems; ST-Communication system theory.Akademiai Kiado,1974.
Ed. by G. Bognar.Colloquium on Microwave Communication (5th : 1974 : Budapest)．V.3，Et-Electromagnetic theory, antennas and propagation.Akademiai Kiado,1974.
