Diola, Analyn I., Carlos G. Castillo, and John Renz Alcaraz. “Transitioning Toward a Sustainable Future: Clean Energy Innovations Amid the Philippines’ Dependence on Oil and Coal”. Philippine Journal of Basic Studies 1 (December 25, 2025). Accessed July 17, 2026. https://pjbs.pti.edu.ph/index.php/pjbs/article/view/9.