El`sgol`ts, L.E.. <br/><br/>
Differential Equations /  Textual Documents 
L.E.El`sgol`ts. 
 - 1st ed. / 
 - Delhi :  Hindustan Publishing Corporation ,  1961. 
 - iii,353p. :  ill ;  22cm . 
<br/><br/><label>Subjects--Index Terms: </label>Differential Equations G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>517.38  / El 78 D