Ramachandran Nair C. G. <br/><br/>
Keralathile dhathumanalukal / 
by Ramachandran Nair C. G. and K. Gopinathan Nair 
 - Trivandrum :  State Institute of Languages,  2001. Thiruvananthapuram :  State Institute of Languages,  2001. 
<br/><br/><br/>In Malayalam 
<br/><br/><label>ISBN: </label>8176382892 
<br/><br/><label>Subjects--Index Terms: </label>Mineralogy Minerals - Kerala