Xu, T., Z. Wu, J. Wu, G. Wei, and J. Feng. “A Single-Station Spectral Model of the Monthly Median FoF2 over Chongqing, China”. Annals of Geophysics 51, no. 4 (September 17, 2025). Accessed April 27, 2026. https://www.annalsofgeophysics.eu/index.php/annals/article/view/3022.