1. S. Daneshfozoun, M.A. Abdullah, M. Afzaal. R. Asadpoor and B. Abdullah, Res Adv Environ Sci 1, 27–42, (2018).
2. D.P.A. Dewanti, Journal of Environmental Technology 19 (1), 81–87, (2018).
3. F. Dianto, et al., Journal Bul, Agrohoti 5 (3), 410–417, (2017).
4. H.I. Nasution, Jasmidi, M. Damanik, S. Rahmah, W.W.W. Brata, R. Efendi and M. Zubir, Poll Res. 40 (1) : 1–7 (2021)
5. D. Fredina, and I.N. Nanik. Journal of Technical Engineering 1 (2), 7–12, (2018).