Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1997__47_4_a8, author = {Motreanu, Dumitru}, title = {A saddle point approach to nonlinear eigenvalue problems}, journal = {Mathematica slovaca}, pages = {463--477}, publisher = {mathdoc}, volume = {47}, number = {4}, year = {1997}, mrnumber = {1796959}, zbl = {0984.49026}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1997__47_4_a8/} }
Motreanu, Dumitru. A saddle point approach to nonlinear eigenvalue problems. Mathematica slovaca, Tome 47 (1997) no. 4, pp. 463-477. http://geodesic.mathdoc.fr/item/MASLO_1997__47_4_a8/