Nasution RS, Arfi F, Alhafiz AF, Nisah K. THE USE OF CHITOSAN AS A WATER CLEARANT FOR DUG WELLS IN GAMPONG JAVA BANDA ACEH. LJEE [nternet]. 2024 Aug. 14 [cited 2024 Dec. 22];5(1):19-31. vailable from: https://journal.ar-raniry.ac.id/lingkar/article/view/4421