Kandasamy, W.B. Vasantha
N-algebraic structures and s-n-algebraic structures
Phoenix, 2005
 Buku Teks
Korte, Bernhard
Combinatorial optimization : theory and algorithms
Springer, 2012
 eBooks
Cornuejols, Gerard, 1950-
Combinatorial optimization: packing and covering
Society for Industrial and Applied Mathematics, 2001
 eBooks
Steele, J. Michael
Probability theory and combinatorial optimization
Society for Industrial and Applied Mathematics, 1997
 eBooks
Papadimitriou, Christos H.
Combinatorial optimization : algorithms and complexity
Prentice Hall of India, 1997
 Buku Teks