@article{RO_2016__50_3_567_0,
     author = {Babaie-Kafaki, Saman and Ghanbari, Reza},
     title = {A descent hybrid modification of the {Polak{\textendash}Ribi\`ere{\textendash}Polyak} conjugate gradient method},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {567--574},
     publisher = {EDP-Sciences},
     volume = {50},
     number = {3},
     year = {2016},
     doi = {10.1051/ro/2016009},
     mrnumber = {3538840},
     zbl = {1354.90174},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/ro/2016009/}
}