Kausarian, H., 		Umar, M., & 		Wiyono, S.
(2013).
 Silica Sand Potency of Bukit Pelintung as Base Material of Solar Cell.
<em>Journal Of Ocean, Mechanical And Aerospace -Science And Engineering-, 2</em>(1), 20-24.
doi:10.36842/jomase.v2i1.505