@article{05575257, title = {Critical point theory applied to a class of the systems of the superquadratic wave equations.}, journal = {Boundary Value Problems [electronic only]}, volume = {2008}, year = {2008}, doi = {10.1155/2008/742030}, zbl = {1177.35198}, language = {en}, url = {http://dml.mathdoc.fr/item/05575257} }
Jung, Tacksun; Choi, Q-Hueng. Critical point theory applied to a class of the systems of the superquadratic wave equations.. Boundary Value Problems [electronic only], Tome 2008 (2008) . doi : 10.1155/2008/742030. http://gdmltest.u-ga.fr/item/05575257/