Zieschang H <br/><br/>
Finite groups of mapping classes of surface 

 -  1981 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>40195 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Combination<br/>Permutation
<br/><br/><label>Dewey Class. No.: </label>B217, M1