@article{JEDP_1979____A9_0,
     author = {Baouendi, Mohamed S. and Goulaouic, Charles},
     title = {Analyticit\'e pr\'ecis\'ee d'op\'erateurs int\'egraux},
     journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {9},
     pages = {1--4},
     publisher = {Ecole polytechnique},
     year = {1979},
     mrnumber = {80m:35079},
     zbl = {0406.35068},
     language = {fr},
     url = {http://www.numdam.org/item/JEDP_1979____A9_0/}
}