المؤلفون: Cohen, Louis, Liebowitz, Benjamin, Israel, Lester

URL الوصول: https://explore.openaire.eu/search/publication?articleId=od______2659::beb5c4d2912ff406335cfb7273a4abb2
https://zenodo.org/record/2268771

المؤلفون: Stone, John, Hill, Guy, Hallborg, H., Goldsmith, Alfred, Israel, Lester, Dubilier, William, Curtis, Austen, Lowenstein, Fritz, Morecroft, John, Marriott, Robert, Kennelly, A., Eastham, Melville, Cabot, Sewall, Mayer, Emil, Affel, Herman

URL الوصول: https://explore.openaire.eu/search/publication?articleId=od______2659::bb19eafb1167a069fb41258c728c91ea
https://zenodo.org/record/2498162

المؤلفون: Israel, Lester L.

المصدر: Proceedings of the Institute of Radio Engineers; 1920, Vol. 8 Issue 4, p324-325, 2p