@article{AFST_1999_6_8_2_259_0,
     author = {Hamel, Fran\c{c}ois},
     title = {Formules min-max pour les vitesses d'ondes progressives multidimensionnelles},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {259--280},
     publisher = {Universit\'e Paul Sabatier. Facult\'e des sciences},
     address = {Toulouse},
     volume = {6e s{\'e}rie, 8},
     number = {2},
     year = {1999},
     mrnumber = {1751443},
     zbl = {0956.35041},
     language = {fr},
     url = {http://archive.numdam.org/item/AFST_1999_6_8_2_259_0/}
}