Irfandi, Rizal, and Riny Febriani Danur. “Decrease Levels of Mercury (Hg2+) Using Vetiver Plants (Vetiveria Zizanioides) in Mining Waste at Mandailing Natal Regency”. Al-Kimia 10, no. 2 (December 26, 2022). Accessed September 19, 2024. https://journal3.uin-alauddin.ac.id/index.php/al-kimia/article/view/29257.