Gilmour, A.S.
MA : Artech House, 1986
Buku Teks
Acton, J.R.
Academic Press, 1963
Buku Teks
Horst, H. L. van der.
Centrex Pub. Co, 1964
Buku Teks
Pozar, David M., author
Jones Wiley & Sons, Inc., 2012
Buku Teks
Helszajn, Joseph, author
John Wiley & Sons, 1978
Buku Teks