Title: 50-i︠a︡ i︠u︡bileĭnai︠a︡ nauchno-tekhnicheskai︠a︡ konferent︠s︡ii︠a︡, posvi︠a︡shchennai︠a︡ 100-letii︠u︡ izobretenii︠a︡ radio, aprelʹ 1995 g.
Subjects: Radio, Congresses