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Journal of Combinatorial Optimization > 2011 > 22 > 4 > 797-818
European Journal of Operational Research > 2009 > 193 > 2 > 644-645
Operations Research Letters > 2003 > 31 > 3 > 225-231
Journal of Combinatorial Optimization > 2011 > 22 > 4 > 797-818
European Journal of Operational Research > 2009 > 193 > 2 > 644-645
Operations Research Letters > 2003 > 31 > 3 > 225-231