Lehto, O. <br/><br/>
Quasiconformal mappings in the plane / 
by O. Lehto [and] K. I. Virtanen 
 - Berlin :  Springer-Verlag,  c1973 
 - vii, 258 p. :  ill. ;  24 cm. 
 - Die Grundlehren der mathematischen Wissenschaften in Einzeldarstellungen ;  Bd. 126 .
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 249-252 
<br/><br/><label>ISBN: </label>3540033033 :  DM 67.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mappings (Mathematics)<br/>Conformal mapping
<br/><br/><label>Dewey Class. No.: </label>517.8