Collera, Angelie Azcuna, and Casper Boongaling Agaton. “Opportunities for Production and Utilization of Green Hydrogen in the Philippines”. International Journal of Energy Economics and Policy 11, no. 5 (August 20, 2021): 37–41. Accessed December 23, 2024. https://mail.econjournals.com/index.php/ijeep/article/view/11383.