@article{AIHPA_1984__41_3_237_0,
     author = {Pnevmatikos, Spyros N.},
     title = {Singularit\'es g\'en\'eriques en g\'eom\'etrie de contact},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {237--253},
     publisher = {Gauthier-Villars},
     volume = {41},
     number = {3},
     year = {1984},
     mrnumber = {776278},
     zbl = {0547.53023},
     language = {fr},
     url = {http://www.numdam.org/item/AIHPA_1984__41_3_237_0/}
}