Combinatorial optimization
edited by Nicos Christofides ... [and others]
John Wiley & Sons, 1979
 Buku Teks SO
Kandasamy, W.B. Vasantha
N-algebraic structures and s-n-algebraic structures
Phoenix, 2005
 Buku Teks SO
Ma, Jingjing
Lecture notes on algebraic structure of lattice-ordered rings
World Scientific, 2014
 Buku Teks SO
Papadimitriou, Christos H.
Combinatorial optimization : algorithms and complexity
Prentice-Hall of India, 1997
 Buku Teks SO
Korte, Bernhard
Combinatorial optimization : theory and algorithms
Springer, 2012
 eBooks