@article{hal-01403494, author = {Fran\c coise , Jean-Pierre and Irigoyen, M.}, title = {Non-integrable Hamiltonian systems and the Heun equation}, journal = {HAL}, volume = {1993}, number = {0}, year = {1993}, language = {en}, url = {http://dml.mathdoc.fr/item/hal-01403494} }
Françoise , Jean-Pierre ; Irigoyen, M. Non-integrable Hamiltonian systems and the Heun equation. HAL, Tome 1993 (1993) no. 0, . http://gdmltest.u-ga.fr/item/hal-01403494/