Smirnov, M. M. <br/><br/>
Equations of mixed type/ 
by M. M. Smirnov ; translated from the Russian by Israel Program for Scientific Translations. 
 - Providence, R.I.:  American Mathematical Society,  1978. 
 - iii, 232 p. ;  24 cm. 
 - Translations of mathematical monographs,  v. 51. .
<br/><br/>Bibliography: p. 222-232. 
<br/><br/><label>ISBN: </label>0821845012 
<br/><br/><label>LCCN: </label>78008260 //r862 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations, Partial.
<br/><br/><label>Dewey Class. No.: </label>515.35  / S641e