Duistermaat, J. J.  1942- <br/><br/>
Classical aspects of partial differential equations/ 
by J.J. Duistermaat. 
 - Utrecht:  Mathematical Institute, Rijksuniversiteit Utrecht,  1980. 
 - 147 p. in various pagings:  ill.;  30 cm. 
 - Communications of the Mathematical Institute;  13-1980. .
<br/><br/> Cover title. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations, Partial.
<br/><br/><label>Dewey Class. No.: </label>515.35  / D875c