Krushkalʹ, S. L. <br/><br/>
Quasiconformal mappings and Riemann surfaces. 

 - Washington :  New York :  Winston ;  distributed by Halsted Press,  1979. 
 - xii, 319 p.  
<br/><br/> Translation of Kvazikonformnye otobrazhenii︠a︡ i rimanovy poverkhnosti.  Includes index. 
<br/><br/><label>ISBN: </label>0470266953 
<br/><br/><label>Dewey Class. No.: </label>515.9  / KAR