%0 Journal Article %A Babaie-Kafaki, Saman %A Ghanbari, Reza %T A descent hybrid modification of the Polak–Ribière–Polyak conjugate gradient method %J RAIRO - Operations Research - Recherche Opérationnelle %D 2016 %P 567-574 %V 50 %N 3 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ro/2016009/ %R 10.1051/ro/2016009 %G en %F RO_2016__50_3_567_0