@incollection{JEDP_1981____A7_0, author = {Alinhac, Serge}, title = {Op\'erateurs elliptiques et probl\`eme de {Cauchy}}, booktitle = {}, series = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, eid = {7}, pages = {1--5}, publisher = {Ecole polytechnique}, year = {1981}, zbl = {0491.35024}, language = {fr}, url = {http://www.numdam.org/item/JEDP_1981____A7_0/} }