Tam, D.N.H. and Chu, Y.-H. 2012. Global Comparisons of NmF2 anh hmF2 parameters between Ionosondes and Formosat-3/COSMIC satellites. Vietnam Journal of Earth Sciences. 34, 2 (Aug. 2012), 113–119. DOI:https://doi.org/10.15625/0866-7187/34/2/1912.