Journal of Combinatorial Optimization
Journal of Combinatorial Optimization > 2008 > 15 > 2 > 201-221
Journal of Combinatorial Optimization > 2008 > 16 > 2 > 182-195
Journal of Combinatorial Optimization > 2008 > 16 > 2 > 99-106
Journal of Combinatorial Optimization > 2008 > 16 > 3 > 198-228