Wasow, Wolfgang <br/><br/>
Linear turning point theory 

 - New York  Springer-Verlag  1985 
 - ix, 246 p.  22 cm.  HB 
 - Applied mathematical sciences .
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Differential equations-asymptotic theory
<br/><br/><label>Dewey Class. No.: </label>513.35  / WAS