Nguyet, N. T. A., Duong, N. T., Schimmelmann, A., & Huong, N. V. (2018). Human exposure to radon radiation geohazard in Rong Cave, Dong Van Karst Plateau Geopark, Vietnam. Vietnam Journal of Earth Sciences, 40(2), 117–125. https://doi.org/10.15625/0866-7187/40/2/11092