Lan, Hoàng Thái, Vĩnh Hào, Dương Văn Vinh, and Đào Ngọc Hạnh Tâm. 2014. “Predictions FoF2 of Equatorial Ionosphere and Applications for HF Communication in Vietnam”. Vietnam Journal of Earth Sciences 35 (2):130-36. https://doi.org/10.15625/0866-7187/35/2/3657.