@article{RO_1992__26_1_57_0,
     author = {Schnetzler, B.},
     title = {Des op\'erateurs d'\'echange et une m\'ethode de relaxation pour le probl\`eme du voyageur de commerce},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {57--81},
     publisher = {EDP-Sciences},
     volume = {26},
     number = {1},
     year = {1992},
     zbl = {0756.90075},
     language = {fr},
     url = {http://www.numdam.org/item/RO_1992__26_1_57_0/}
}