@article{SEDP_1970-1971____A13_0,
     author = {Chazarain, J.},
     title = {Probl\`emes mixtes hyperboliques},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:13},
     pages = {1--14},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     year = {1970-1971},
     mrnumber = {393864},
     zbl = {0243.35064},
     language = {fr},
     url = {http://www.numdam.org/item/SEDP_1970-1971____A13_0/}
}