Hallen, Erik Electromagnetic theory / Erik Hallen ; translated from the Swedish ed. by Runar Gasstrom - London : Champman & Hall, 1962 - xiv, 621 p. : ill., plates ; 26 cm. Includes index Subjects--Topical Terms: ElectricityElectromagnetismElectromagnetic theoryAntennas (Electronics) Dewey Class. No.: 537.1