Ionospheric Response to Intense Geomagnetic Storms of 17 March 2015 and 22 June 2015 over the East African region. Journal of Advances in Science, Engineering and Technology, [S. l.], v. 2, n. 1, p. 26 – 35, 2025. Disponível em: https://journals.mmust.ac.ke/index.php/aset/article/view/103. Acesso em: 2 feb. 2026.