@article{hal-01408147, author = {Fran\c coise , Jean-Pierre and Guillemin, V.}, title = {On the period spectrum of a symplectic mapping}, journal = {HAL}, volume = {1991}, number = {0}, year = {1991}, language = {en}, url = {http://dml.mathdoc.fr/item/hal-01408147} }
Françoise , Jean-Pierre ; Guillemin, V. On the period spectrum of a symplectic mapping. HAL, Tome 1991 (1991) no. 0, . http://gdmltest.u-ga.fr/item/hal-01408147/