Lau, Nguyen Ngoc, et al. “Determination of Tectonic Velocities of Some Continuously Operating Reference Stations (CORS) in Vietnam 2016-2018 by Using Precise Point Positioning”. Vietnam Journal of Earth Sciences, vol. 43, no. 1, Dec. 2020, pp. 1-12, doi:10.15625/0866-7187/15571.