Hansen, Vagn Lundsgaard <br/><br/>
Braids and Coverings: selected Topics 

 - Cambridge:  Cambridge University Press,  1989 
 - X-191 p. : ill. ; 23 cm 
<br/><br/><label>ISBN: </label>9780521387576 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Braid theory
<br/><br/><label>Dewey Class. No.: </label>514.224 HAN