@incollection{JEDP_1987____A19_0, author = {Maslov, V. P.}, title = {Ill posed {Cauchy} problems for ideal gas equations and their regularization}, booktitle = {}, series = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, eid = {19}, pages = {1--17}, publisher = {Ecole polytechnique}, year = {1987}, mrnumber = {920014}, zbl = {0641.76068}, language = {en}, url = {http://www.numdam.org/item/JEDP_1987____A19_0/} }