Grandis, Marco. <br/><br/>
Directed Algebraic Topology  Models of Non-Reversible Worlds /  [electronic resource] : 
Marco Grandis. 
 - Cambridge :  Cambridge University Press,  2009 
 - 1 online resource (444 p.) 
 - New Mathematical Monographs  no. 13 .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780511657474 (ebook) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebraic topology.