@article{KYB_2008__44_3_a6,
     author = {Bonilla, Mois\'es and Malabre, Michel and Pacheco, Jaime},
     title = {External properness},
     journal = {Kybernetika},
     pages = {360--372},
     publisher = {mathdoc},
     volume = {44},
     number = {3},
     year = {2008},
     mrnumber = {2436037},
     zbl = {1154.93329},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2008__44_3_a6/}
}