MONG’ARE, T. M.; AMBUCHI, J. J.; NGODHE, S. O.; OKEYO-OWOUR, J. B.; NYAMAI, D.; ONGACHI, F. O.; WANJARA, A. O. Determination of Heavy Metal Levels in Surface Waters and Sediments of River Riana, Kisii County, Kenya. International Research Journal of Rongo University, [S. l.], v. 1, n. 1, p. 55–72, 2023. Disponível em: http://journals.rongovarsity.ac.ke/index.php/IJORU/article/view/29. Acesso em: 6 jun. 2025.