Alexandroff, P <br/><br/>
Topologie 1 
P Alexandroff 
 - New York.  Springer-Verlag  1974 
 - xiii, 636p. 
<br/><br/><label>Subjects--Index Terms: </label>Topology 
<br/><br/><label>Universal Decimal Class. No.: </label>515.12  / ALE