Group theory in non-linear problems / 
edited by A. O. Barut 
 - Dordrecht :  D. Reidel Publishing Company,  1974 
 - 281 p. ;  24 cm. 
 - NATO advanced study institutes series. Series C, Mathematical and physical sciences .
<br/><br/> Lectures presented at the NATO Advanced Study Institute on Mathematical Physics, held in Istanbul, Turkey, August 7-18, 1972 
<br/><br/><label>ISBN: </label>9027704120 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nonlinear theories<br/>Group theory