Gede, Lalu Sri, Annisa Kusuma Wardhani, and Ida Bagus Rai Wiadnya. 2026. “The Effect Of Citric Acid (Acidum Citricum) Addition on Chromium (Cr) Levels in Wastewater”. Jurnal Analis Medika Biosains (JAMBS) 13 (02):94-98. https://jambs.poltekkes-mataram.ac.id/index.php/home/article/view/623.