@article{SEDP_1990-1991____A20_0, author = {Serre, D.}, title = {Quelques m\'ethodes d'\'etude de la propagation d'oscillations hyperboliques non lin\'eaires}, journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"}, note = {talk:20}, publisher = {Ecole Polytechnique, Centre de Math\'ematiques}, year = {1990-1991}, zbl = {0755.35071}, mrnumber = {1131593}, language = {fr}, url = {http://archive.numdam.org/item/SEDP_1990-1991____A20_0/} }