TY - JOUR AU - Delshams, Amadeu AU - Gelfreich, Vassili AU - Jorba, Àngel AU - Seara, Tere TI - Lower and upper bounds for the splitting of separatrices of the pendulum under a fast quasiperiodic forcing JO - Electronic research announcements of the American Mathematical Society PY - 1997 SP - 1 EP - 10 VL - 03 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S1079-6762-97-00017-6/ DO - 10.1090/S1079-6762-97-00017-6 ID - ERAAMS_1997_03_a0 ER -