@incollection{JEDP_1993____A3_0, author = {Jean-Luc Joly and Guy M\'etivier and Jeff Rauch}, title = {Focusing and absorption of nonlinear oscillations}, booktitle = {}, series = {Journ\'ees \'equations aux d\'eriv\'ees partielles}, eid = {3}, pages = {1--11}, publisher = {\'Ecole polytechnique}, year = {1993}, zbl = {0815.35071}, language = {en}, url = {https://proceedings.centre-mersenne.org/item/JEDP_1993____A3_0/} }