glückliches Leben für Technik und Forschung : Autobiographie / Manfred von Ardenne Posobie dlja radiomasterov / M.N. Savost'janov Osnovy elektroradiotechniki : ucebnoe posobie dlja kursov radiomasterov i radiotelegrafistov DOSAAF / S.N. Tichonov Identification Handbook : soviet and satellite chemical, biological and radiological equipment / Headquarters United States Army, Europe Radiotechnika : ucebnoe posobie dlja soldat i serzantov / V.N. Gaevic, A.M. Kalasnikov