Petrovsky, I G. <br/><br/>
Lectures on partial differential equations /  
I.G.Petrovsky;translatted by A.Shenitzer. 
 - New York :   Dover Publications ,   1991. 
 - x,245p.+16 :   ills.,fig. ;   23cm  16plates .  
<br/><br/>NULL 
<br/><br/><label>ISBN: </label>0486669025  USD 8.95 
<br/><br/><label>Subjects--Index Terms: </label>DIFFERENTIAL EQUATIONS,PARTIAL 
<br/><br/><label>Dewey Class. No.: </label>515.353  / PET/l