XAYHEUNGSY, S.; KHIEM, L. H.; NAM, L. D. Radiation Dose Estimation of Cement Samples Used in Lao PDR. Communications in Physics, [S. l.], v. 27, n. 3, p. 193, 2017. DOI: 10.15625/0868-3166/27/3/10034. Disponível em: https://vjs.ac.vn/index.php/cip/article/view/10034. Acesso em: 3 dec. 2021.