HANZON, Mark E..
 The Future of Transportation Energy Use in the Philippines.
<strong>Philippine Engineering Journal</strong>, [S.l.], v. 7, n. 1, oct. 2021.
ISSN 2718-9287.
Available at: &lt;<a href="https://journals.upd.edu.ph/index.php/pej/article/view/8277" target="_new">https://journals.upd.edu.ph/index.php/pej/article/view/8277</a>&gt;. Date accessed: 04 sep. 2025.