INTERNATIONAL JOURNAL OF PRODUCTION ECONOMICS, vol. 139, no. 1, page. 321 - 329, 2012-09
EUROPEAN JOURNAL OF OPERATIONAL RESEARCH, vol. 220, no. 2, page. 305 - 313, 2012-07-16
NAVAL RESEARCH LOGISTICS, vol. 59, no. 3-4, page. 266 - 277, 2012-04
NAVAL RESEARCH LOGISTICS, vol. 59, no. 1, page. 58 - 68, 2012-02
PRODUCTION AND OPERATIONS MANAGEMENT, vol. 21, no. 1, page. 115 - 128, 2012-01