@article{RO_1991__25_1_19_0,
     author = {Plastria, F.},
     title = {Optimal gridpositioning or single facility location on the torus},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {19--29},
     publisher = {EDP-Sciences},
     volume = {25},
     number = {1},
     year = {1991},
     mrnumber = {1110771},
     zbl = {0732.90057},
     language = {en},
     url = {http://www.numdam.org/item/RO_1991__25_1_19_0/}
}