@article{RO_1984__18_3_221_0,
     author = {Chr\'etienne, P.},
     title = {Chemins extr\'emaux d'un graphe doublement valu\'e},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {221--245},
     publisher = {EDP-Sciences},
     volume = {18},
     number = {3},
     year = {1984},
     mrnumber = {770187},
     zbl = {0551.90096},
     language = {fr},
     url = {http://www.numdam.org/item/RO_1984__18_3_221_0/}
}