Gupta, Vikas <br/><br/>
Advanced problems in mathematics:  for JEE (Main & Advanced) / 
Vikas Gupta and Pankaj Joshi  
 - Muzaffarnagar:  Shri Balaji Publications,  2014. 
 - 299 pages:  ill.; 
<br/><br/> Gifted by Prof. Prabha Chawla (Retd. Director Professor IGNOU)