@incollection{JEDP_1983____A8_0, author = {Alain Bachelot}, title = {Probl\`eme de {Cauchy} pour des syst\`emes hyperboliques semi-lin\'eaires}, booktitle = {}, series = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, eid = {8}, pages = {1--5}, publisher = {\'Ecole polytechnique}, year = {1983}, zbl = {0536.35051}, language = {fr}, url = {https://proceedings.centre-mersenne.org/item/JEDP_1983____A8_0/} }