Da Rosa, Aldo Vieira
Optimization Software, 1989
Buku Teks
Lander, Cyril W.
McGraw-Hill , 1993
Buku Teks
Romanowitz, H. Alex
John Wiley & Sons, 1962
Buku Teks
Dijck, J.G.R. van
Centrex, 1964
Buku Teks
Wang, Franklin F.Y.
North-Holland, 1980
Buku Teks