Gupta, B D <br/><br/>
Mathematical physics 

 - 4 
 - New Delhi  Vikas Publishing House  2010 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9788125930969 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Complex variables<br/>Group theory<br/>Hankel transforms<br/>Harmonics<br/>Mathematical physics<br/>Physics<br/>Relativity