@article{AIHPA_1965__2_2_105_0,
     author = {Houard, Jean-Claude},
     title = {Les \'equations du mod\`ele de {Lee} dans le secteur $V \theta \rightleftarrows N \theta \theta $},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {105--130},
     publisher = {Gauthier-Villars},
     volume = {2},
     number = {2},
     year = {1965},
     language = {fr},
     url = {http://archive.numdam.org/item/AIHPA_1965__2_2_105_0/}
}