@article{ASNSP_1999_4_28_1_41_0,
     author = {Cheverry, Christophe and Sabl\'e-Tougeron, Monique},
     title = {Optique g\'eom\'etrique oscillante en pr\'esence d'un grand choc},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {41--98},
     publisher = {Scuola normale superiore},
     volume = {4e s{\'e}rie, 28},
     number = {1},
     year = {1999},
     mrnumber = {1679078},
     zbl = {0957.35087},
     language = {fr},
     url = {http://archive.numdam.org/item/ASNSP_1999_4_28_1_41_0/}
}