Vidurava,  Vol. 30-32,34,   (2013-2015,2017) 

 - Colombo:  National Science Foundation,  2015. 
 - 01.01.2013-30.06.2017 
<br/><br/><label>ISSN: </label>1391-0299 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Dewey Class. No.: </label>505  / VID