Outerelo, Enrique <br/><br/>
Mapping degree theory / 
Enrique Outerelo and Jesus M Ruiz 
 - Providence, R.I  American Mathematical Society;  2009 
 - x, 244p. : 
<br/><br/><label>ISBN: </label>9780821887141 
<br/><br/><label>Subjects--Index Terms: </label>Topological degree Mappings 
<br/><br/><label>Universal Decimal Class. No.: </label>517.938  / OUT