Cushman Richrd H. <br/><br/>
Global As[ects of Classical Integrable Systems 
/ by Richard H.Cushman 
 - Berlin  Birkhauser Verlag  1997 
 - 435p. 
<br/><br/><label>ISBN: </label>3764354852 
<br/><br/><label>Dewey Class. No.: </label>515.4  / CUS/G