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International Transactions in Operational Research > 22 > 3 > 429 - 471
2010 International Conference on Computer Application and System Modeling (ICCASM 2010) > 14 > V14-332 - V14-335
IEEE Transactions on Systems, Man, and Cybernetics, Part C (Applications... > 2007 > 37 > 1 > 3 - 16