KAHULUDA, E. M.; MAKUNDI, I. N. Determination of radon gas and respirable ore dust concentrations in the underground merelani Tanzanite mines. Tanzania Journal of Science, [S. l.], v. 40, n. 1, p. 13–19, 2014. Disponível em: https://tjs.udsm.ac.tz/index.php/tjs/article/view/352. Acesso em: 4 may. 2024.