
Symplectic Invariants and Hamiltonian Dynamics (Modern Birkhäuser Classics): Hofer, Helmut, Zehnder, Eduard: 9783034801034: Amazon.com: Books,

Symplectic Invariants and Hamiltonian Dynamics (Birkhauser Advanced Texts): Hofer, Helmut; Zehnder, Eduard: 9780817650667: Amazon.com: Books,

Symplectic Invariants and Hamiltonian Dynamics (Birkhauser Advanced Texts): Hofer, Helmut; Zehnder, Eduard: 9780817650667: Amazon.com: Books,

Symplectic Geometry of Integrable Hamiltonian Systems | SpringerLink,

Modern Methods in Partial Differential Equations (Dover Books on Mathematics): Schechter, Martin: 9780486492964: Amazon.com: Books,