%0 Journal Article %A Auray, Stéphane %A de Wolf, Daniel %A Smeers, Yves %T Using Column Generation to Solve a Coal Blending Problem %J RAIRO - Operations Research - Recherche Opérationnelle %D 2015 %P 15-37 %V 49 %N 1 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ro/2014033/ %R 10.1051/ro/2014033 %G en %F RO_2015__49_1_15_0