Ovsiannikov L V <br/><br/>
Group analysis of differential equations 

 - New York       Academic Press         1982 
 - xvi,416p.  cm. 
<br/><br/> Appendix 392-403p; Includes bibliography 
<br/><br/><label>Standard No.: </label>24357 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>Dewey Class. No.: </label>B33, M2