Gol'dshtein, V. M. <br/><br/>
Quasiconformal mappings and sobolev spaces 
by V. M. Gol'dshtein and Yu. G. Reshetnyak 
 - Dordrecht  Kluwer Academic Publishers  1983 
 - 371 p. ; 24 cm. 
 - Mathematics and its applications (Soviet series)  54 .
<br/><br/>p. 362-368. 
<br/><br/><label>ISBN: </label>0792305434 
<br/><br/><label>LCCN: </label>89-71684 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quasiconformal mappings<br/>Functions