Gray, Jeremy, <br/><br/>
Linear differential equations and group theory from Riemann to Poincare.- 2nd ed./ 
Jeremy J. Gray. 
 - 2nd ed. 
 - Boston :  Birkhauser,  c2000. 
 - xx, 338 p. :  ill., 
<br/><br/><label>ISBN: </label>0817638377 (alk. paper) 3764338377 (alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations, Linear--History.<br/>Group theory--History.
<br/><br/><label>Universal Decimal Class. No.: </label>517.926(091)  / GRA