Bers, Lipman  1914-1993 <br/><br/>
Partial differential equations 
Lipman Bers; Fritz John; Martin Schechter 
 - 5th pr. 
 - XIII, 543 S. 
 - Lectures in applied mathematics  3A .
 -  3a,79 .
 - Lectures in applied mathematics  3a,79 .
<br/><br/><label>Nat. Bib. Agency Control No.: </label>357070844  DE-576