Medhi, Jyotiprasad
Wiley Eastern, 1982
Buku Teks
Narayan Bhat, U.
John Wiley & Sons, 1972
Buku Teks
Castaneda, Liliana Blanco
Wiley , 2012
Buku Teks
Parzen, Emanuel, 1929-
Society for Industrial and Applied Mathematics, 1999
eBooks
Coleman, Rodney
George Allen & Unwin, 1974
Buku Teks