NGARI, V. N.; HASHIM, N.; MERENGA, A. Levels Of Natural Radionuclides in Khat (Catha Edulis) Leaves and Soils in Selected Areas In Embu County, Kenya. International Journal of Engineering and Applied Physics, [S. l.], v. 2, n. 3, p. 566–579, 2022. Disponível em: https://ijeap.org/ijeap/article/view/103. Acesso em: 19 apr. 2024.