A. Munandar, . K. . Nabila, and R. N. . Azizah, “Chemical Oxygen Demand (COD) and Total Suspended Solid (TSS) Removal from Rubber Wastewater Factory Using Electrocoagulation Technique”, indones. j. env. man. sus., vol. 7, no. 1, pp. 27-31, Mar. 2023.