DAGUIO, Keith Gerard; 						LAGMAN, Marco Stefan.
 Beyond UTSMMA and MMETROPLAN: Other Transport-Related Plans, Reports, and Position Papers, 1968–1982.
<strong>Kasarinlan: Philippine Journal of Third World Studies</strong>, [S.l.], p. 221-234, july 2017.
ISSN 2012-080X.
Available at: &lt;<a href="https://www.journals.upd.edu.ph/index.php/kasarinlan/article/view/5708" target="_new">https://www.journals.upd.edu.ph/index.php/kasarinlan/article/view/5708</a>&gt;. Date accessed: 03 aug. 2025.