Egorov, ëIìU. V., <br/><br/>
Foundations of the classical theory of partial differential equations / 
Yu.V. Egorov, M.A. Shubin. 
 - 259 p. :  ill. ;  24 cm. 
<br/><br/> "Second printing 1998 of the first edition 1992, which was originally published as Partial Differential Equations I, volume 30 of the Encyclopaedia of mathematical sciences"--T.p. verso. 
<br/><br/>
<br/><br/><label>ISBN: </label>3540638253 (acid-free paper) 
<br/><br/><label>LCCN: </label>98149539 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations, Partial
<br/><br/><label>LC Class. No.: </label>QA377  / .E47 1998