Tan*, L. M., N. N. Thu, T. Q. Ha, and N. T. T. Tuyen. “Study of the Morphology of the Low-Latitude D Region Ionosphere Using the Method of Tweeks Observed at Buon Ma Thuot, Dak Lak”. Vietnam Journal of Earth Sciences, vol. 38, no. 4, Oct. 2016, pp. 327-38, doi:10.15625/0866-7187/38/4/8794.