Prabhu, N.U.
John Wiley, 1965
Buku Teks
Assefi, Touraj, 1941-
John Wiley & Sons, 1979
Buku Teks
Wetzell, A.D.
McGraw-Hill, 1981
Buku Teks
Speyer, Jason Lee
Society for Industrial and Applied Mathematics, 2008
eBooks
Coleman, Rodney
George Allen & Unwin, 1974
Buku Teks