WOLFGANG YOURGRAU <br/><br/>
VARIATIONAL PRINCIPLES IN DYNAMICS AND QUANTUM THEORY 

 - NEW YORK  DOVER PUBLICATION  1968 
 -  XIIIP,201P 
<br/><br/><label>ISBN: </label>0-486-45888-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>530.1/YOU/VAR