Arnold, V.I. <br/><br/>
Geometrical methods in the theory of ordinary differential equations [2nd ed.] 

 - 2nd  ed. 
 - New york  Springer Verlag  1988 
 - xii, 351p. ; 24cm. 
 - Series of comprhensive studies in Mathematics, 250 .
<br/><br/><label>ISBN: </label>0387966498 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics Differential equations 
<br/><br/><label>Dewey Class. No.: </label>515.35  / ARN.2E