Nazaikinskii, Vladimir and Others <br/><br/>
Contact geometry and linear differential equations   
By Vladimir Nazaikinskii, Victor E. Shatalov and Boris Yu Sterlin 
 - Berlin  Walter de Gruyter  1992 
 - vii, 216p. Index 
 - De Gruyter expositions in Mathematics   v. 6 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>515.35  / N334.CG