Krylov, N.V <br/><br/>
Nonlinear elliptic & parabolic equations of the second order 
N.V. Krylov 
 - Dordrecht  D.Reidel   1987 
 - 462 
 - Mathematics & its applications 7 .
<br/><br/><label>ISBN: </label>9027722897 
<br/><br/><label>Dewey Class. No.: </label>6.03/6.04  / KRYL