Srivastava, H.M.
Academic Press, 1982
Buku Teks
Assefi, Touraj, 1941-
John Wiley & Sons, 1979
Buku Teks
Speyer, Jason Lee
Society for Industrial and Applied Mathematics, 2008
eBooks
Parzen, Emanuel, 1929-
Society for Industrial and Applied Mathematics, 1999
eBooks
Coleman, Rodney
George Allen & Unwin, 1974
Buku Teks