Coddington, Earl A; Levinson, Norman <br/><br/>
Theory of ordinary differential equations 

 -  TATA McGraw-Hill Publishing Co., New Delhi  1983 
 - 429 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ordinary differential equations
<br/><br/><label>Dewey Class. No.: </label>PG 515.352  COD-T