%0 Journal Article %A Wuliang, Peng %A Min, Huang %A Yongping, Hao %T An improved ant algorithm for Multi-mode Resource Constrained Project Scheduling Problem %J RAIRO - Operations Research - Recherche Opérationnelle %D 2014 %P 595-614 %V 48 %N 4 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ro/2014025/ %R 10.1051/ro/2014025 %G en %F RO_2014__48_4_595_0