Nonlinearity 
The Institute of Physics 
 - Philadelphia  Institute of Physics Publishing  2007 
 - Vol 20, Issue 8, August 2007 
<br/><br/><label>ISBN: </label>09517715 
<br/><br/><label>ISSN: </label>09517715 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nonlineartiy
<br/><br/><label>Dewey Class. No.: </label>519.7