@article{SEDP_1971-1972____A5_0,
     author = {Zuily, C.},
     title = {Sur l'existence de solutions analytiques globales des \'equations aux d\'eriv\'ees partielles lin\'eaires \`a coefficients constants en deux variables ind\'ependantes, d'apr\`es {E.} de {Giorgi}},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:5},
     pages = {1--14},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1971-1972},
     mrnumber = {397139},
     zbl = {0244.35018},
     language = {fr},
     url = {http://archive.numdam.org/item/SEDP_1971-1972____A5_0/}
}