Arum Brawijaya Putri, Siti Fathonah, and Bintang Fajar Pamungkas. 2024. “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 (1):28-41. https://ejournal.grninstitute.com/index.php/Ethica/article/view/69.