Groot, William van der
M2S, 1984
Buku Teks
Kraus, John D. (John Daniel), author
McGraw - Hill , 1988
Buku Teks
Vaughan, Rodney, author
Institution of Engineering and Technology, 2006
eBooks
Tb. Tidra Barezna Imanu, author
Fakultas Teknik Universitas Indonesia, 2012
UI - Skripsi (Membership)
American Radio Relay League, 1974
Buku Teks