DE LA PEÑA, Fortunato T..
 The Science and Technology System in the Philippines in the Year 2000.
<strong>Philippine Engineering Journal</strong>, [S.l.], v. 6, n. 1, oct. 2021.
ISSN 2718-9287.
Available at: &lt;<a href="https://journals.upd.edu.ph/index.php/pej/article/view/8279" target="_new">https://journals.upd.edu.ph/index.php/pej/article/view/8279</a>&gt;. Date accessed: 31 aug. 2025.