Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MZ_1990__203_3_174147, author = {Helmut Hofer and Ivar Ekeland}, title = {Symplectic {Topology} and {Hamiltonian} {Dynamics} {II.}}, journal = {Mathematische Zeitschrift}, pages = {553--568}, publisher = {mathdoc}, volume = {203}, number = {3}, year = {1990}, zbl = {0729.53039}, url = {http://geodesic.mathdoc.fr/item/MZ_1990__203_3_174147/} }
Helmut Hofer; Ivar Ekeland. Symplectic Topology and Hamiltonian Dynamics II.. Mathematische Zeitschrift, Tome 203 (1990) no. 3, pp. 553-568. http://geodesic.mathdoc.fr/item/MZ_1990__203_3_174147/