@article{RO_2007__41_2_125_0,
     author = {Roy, Bernard},
     title = {Double pond\'eration pour calculer une moyenne : pourquoi et comment ?},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {125--139},
     publisher = {EDP-Sciences},
     volume = {41},
     number = {2},
     year = {2007},
     doi = {10.1051/ro:2007019},
     mrnumber = {2341435},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.1051/ro:2007019/}
}