Li, Zheng, Fengsi Wei, Xueshang Feng, Jianpeng Guo, Barbara A Emery, and Xinhua Zhao. “Large Ionospheric Disturbances During a Minor Geomagnetic Storm on June 23, 2000”. Annals of Geophysics 55, no. 2 (June 5, 2012). Accessed April 19, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/5409.