Zimmermann, U., author
North-Holland Publishing, 1947
Buku Teks
Kandasamy, W.B. Vasantha, author
Phoenix, 2005
Buku Teks
Korte, Bernhard, author
Springer, 2012
eBooks
Cornuejols, Gerard, 1950- , author
Society for Industrial and Applied Mathematics, 2001
eBooks
Steele, J. Michael, author
Society for Industrial and Applied Mathematics, 1997
eBooks