Journal of Combinatorial Optimization
Journal of Combinatorial Optimization > 2008 > 15 > 1 > 77-94
Journal of Combinatorial Optimization > 2008 > 15 > 1 > 49-59
Journal of Combinatorial Optimization > 2008 > 15 > 1 > 77-94
Journal of Combinatorial Optimization > 2008 > 15 > 1 > 49-59