Journal of Combinatorial Optimization
Journal of Combinatorial Optimization > 2008 > 16 > 1 > 28-38
Journal of Combinatorial Optimization > 2008 > 16 > 1 > 1-15
Journal of Combinatorial Optimization > 2008 > 16 > 1 > 28-38
Journal of Combinatorial Optimization > 2008 > 16 > 1 > 1-15