Mielke, A <br/><br/>
Hamiltonian & lagrangian flows on center manifolds with applications to elliptic variational problems 
A. Mielke 
 - Berlin  Springer  1991 
 - x  140 
 - Lecture notes in mathematics 1489 .
<br/><br/><label>ISBN: </label>354054710x 
<br/><br/><label>Dewey Class. No.: </label>8.07+10.03  / MIEL