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International Transactions in Operational Research > 31 > 5 > 2826 - 2849
Annals of Operations Research > 2016 > 246 > 1-2 > 101-126
Computers and Operations Research > 2014 > 41 > Complete > 262-276
European Journal of Operational Research > 2010 > 202 > 2 > 328-338