@article{RO_1997__31_1_67_0,
     author = {Bienia, W. and Letrouit, V.},
     title = {Sur les $\alpha $-flots},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {67--71},
     publisher = {EDP-Sciences},
     volume = {31},
     number = {1},
     year = {1997},
     mrnumber = {1436182},
     zbl = {0881.90049},
     language = {fr},
     url = {http://www.numdam.org/item/RO_1997__31_1_67_0/}
}