Vijayalayam Jayakumar,  <br/><br/>
Sciencente Purogathi-Indiayil 

 - Thiruvananthapuram  Kerala Granthasala  1900 
 - 119p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural sciences & mathematics--Generalia--India
<br/><br/><label>Dewey Class. No.: </label>500  / VIJ-S