Tam, Dao Ngoc Hanh, and Yen-Hsyang Chu. 2012. “Global Comparisons of NmF2 Anh HmF2 Parameters Between Ionosondes and Formosat-3/COSMIC Satellites”. Vietnam Journal of Earth Sciences 34 (2):113-19. https://doi.org/10.15625/0866-7187/34/2/1912.