Parameswaran, S. <br/><br/>
Ganitha mela / 
by S. Parameswaran and R. Krishnayyar 
 - Thiruvananthapuram :  Samsthana Balasahitya Institute,  1998. 
<br/><br/><br/>In Malayalam 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics