%0 Journal Article %A Seliaman, Mohamed E. %A Khan, Mehmood %A Cárdenas-Barrón, Leopoldo Eduardo %T Algebraic modelling of a two level supply chain with defective items %J RAIRO - Operations Research - Recherche Opérationnelle %D 2018 %P 415-427 %V 52 %N 2 %I EDP-Sciences %U http://archive.numdam.org/articles/10.1051/ro/2017063/ %R 10.1051/ro/2017063 %G en %F RO_2018__52_2_415_0