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European Journal of Operational Research > 2016 > 248 > 2 > 532-542
International Journal of Project Management > 2015 > 33 > 8 > 1638-1651
European Journal of Operational Research > 2016 > 248 > 2 > 532-542
International Journal of Project Management > 2015 > 33 > 8 > 1638-1651