TY - THES T1 - Analysis of Singularity Structures for Quasi-Integrable Hamiltonian Systems Y1 - 1994 A1 - Simonetta Abenda KW - Hamiltonian systems PB - SISSA UR - http://hdl.handle.net/1963/5685 U1 - 5534 U2 - Mathematics U3 - Mathematical Physics U4 - -1 ER -