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Geometrical approaches to differential equations 

 - New York  Springer-Verlag  1980 
 - vii, 339p6c22 cm. 
 - Lecture notes in mathematics .
<br/><br/> Scheveningen conference on differential equations(4th: 1979: Netherlands) 
<br/><br/><label>Dewey Class. No.: </label>510.8,  / D, geo