Rhee, H-K., et al <br/><br/>
First order partial differential equations Vol.1  theory & application of single equations 
H-K. Rhee, et al 
 - New York  Dover Publications   1989 
 - xiii  543 
<br/><br/><label>ISBN: </label>9780486419930 
<br/><br/><label>Dewey Class. No.: </label>10.02  / RHEE