@article{PORMA_1983__42_3_115547,
     author = {Achache, Achille},
     title = {Parties floues compactes d'un ensemble},
     journal = {Portugaliae mathematica},
     pages = {311--315},
     year = {1983},
     volume = {42},
     number = {3},
     mrnumber = {0819911},
     zbl = {0553.04009},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1983__42_3_115547/}
}