Lemmens, B & Nussbaum, R <br/><br/>
Nonlinear perron-frobenius theory 
B. Lemmens & R. Nussbaum 
 - Cambridge  Cambridge University Press  2012 
 - xii  323 
 - Cambridge tracts in mathematics 189 .
<br/><br/><label>ISBN: </label>9780521898812 
<br/><br/><label>Dewey Class. No.: </label>512.5  / LEM