Nurmayanti, Novi, and Sri Atun. “Development of Integrated Practical Guideline for Alternative Technology for Waste of Gold Mine Environment”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 40, no. 1 (July 16, 2018): 170–183. Accessed May 18, 2024. https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/9094.