American Radio Relay League, 1974
Buku Teks
Markov, G., author
Progress Publishers, 1965
Buku Teks
Tb. Tidra Barezna Imanu, author
Fakultas Teknik Universitas Indonesia, 2012
UI - Skripsi (Membership)
Balanis, Constantine A., 1938-, author
Harper & Row, 1997
Buku Teks
Balanis, Constantine A., 1938-, author
Wiley-Interscience, 2005
Buku Teks