@incollection{JEDP_1975____3_0,
     author = {Serge Alinhac},
     title = {Param\'etrix et propagation des singularit\'es pour un probl\`eme de {Cauchy} \`a multiplicit\'e variable},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     pages = {3--26},
     publisher = {\'Ecole polytechnique},
     year = {1975},
     mrnumber = {58 #6719},
     language = {fr},
     url = {https://proceedings.centre-mersenne.org/item/JEDP_1975____3_0/}
}