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IEEE Transactions on Engineering Management > 2011 > 58 > 2 > 377 - 387
2010 Second WRI Global Congress on Intelligent Systems > 2 > 379 - 382
IEEE Transactions on Engineering Management > 2011 > 58 > 2 > 377 - 387
2010 Second WRI Global Congress on Intelligent Systems > 2 > 379 - 382