@article{JEDP_1983____A4_0,
     author = {Lascar, Bernard and Sj\"ostrand, Johannes},
     title = {\'Equation de {Schr\"odinger} et propagation des singularit\'es. {II}},
     journal = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {4},
     pages = {1--5},
     publisher = {Ecole polytechnique},
     year = {1983},
     language = {fr},
     url = {http://archive.numdam.org/item/JEDP_1983____A4_0/}
}