Arum Brawijaya Putri, Siti Fathonah, and Bintang Fajar Pamungkas. “Sustainable Use of Water Hyacinth for Community Welfare: Ecological, Economic, and Social Benefits from PT Pertamina’s CSR Program at DPPU Adi Sumarmo”. Ethica: International Journal of Humanities and Social Science Studies 2, no. 1 (January 27, 2024): 28–41. Accessed December 4, 2024. https://ejournal.grninstitute.com/index.php/Ethica/article/view/69.