MERCADO, Candy C.; 						AMORSOLO, JR., Alberto V. Amorsolo, Jr. V..
 Fabrication of Organic Bulk Heterojunction Solar Cells by Screenprinting.
<strong>Philippine Engineering Journal</strong>, [S.l.], v. 26, n. 1, aug. 2011.
ISSN 2718-9287.
Available at: &lt;<a href="https://journals.upd.edu.ph/index.php/pej/article/view/2328" target="_new">https://journals.upd.edu.ph/index.php/pej/article/view/2328</a>&gt;. Date accessed: 29 sep. 2025.