@article{JEDP_1975____43_0,
     author = {Bony, Jean-Michel},
     title = {Propagation des singularit\'es diff\'erentiables pour une classe d'op\'erateurs diff\'erentiels \`a coefficients analytiques},
     journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     pages = {43--91},
     publisher = {Ecole polytechnique},
     year = {1975},
     mrnumber = {58 #23199},
     language = {fr},
     url = {http://www.numdam.org/item/JEDP_1975____43_0/}
}