Ramo, Simon. Fields and waves in modern radio, - New York, London, J. Wiley and sons, inc.; Chapman and Hall, limited : 1944. - x, 502 p. diagrs. (part fold.) 22 cm. - General electric series. . LCCN: 44005616 Subjects--Topical Terms: ELECTROMAGNETISMO, TEORÍAONDAS ELÉCTRICASRADIO