BAC, B. H.; DUNG, N. T. Finding nanotubular halloysite at Lang Dong kaolin deposit, Phu Tho province. Vietnam Journal of Earth Sciences, [S. l.], v. 37, n. 4, p. 299–306, 2015. DOI: 10.15625/0866-7187/37/4/8058. Disponível em: https://vjs.ac.vn/index.php/jse/article/view/8058. Acesso em: 2 may. 2024.