Rifqyawarman, Hanief, Riana Ayu Kusumadewi, Sarah Aphirta, and Winarni Winarni. “Effectiveness of Using Chicken Eggshells As a Biocoagulant in Groundwater Treatment”. Journal of Community Based Environmental Engineering and Management 8, no. 1 (February 27, 2024): 57–66. Accessed May 4, 2025. https://www.journal.unpas.ac.id/index.php/temali/article/view/12700.