Thao, H. M., Hien, T. T., Anh, D. D. and Nga, P. T. (2017) “Mineralogical characteristics of graphite ore from Bao Ha deposit, Lao Cai Province and proposing a wise use”, Vietnam Journal of Earth Sciences, 39(4), pp. 324–336. doi: 10.15625/0866-7187/39/4/10728.