Study of Ionospheric Irregularities in the F-region During Geomagnetic Storms. Global Journal of Science Frontier Research, [S. l.], v. 17, n. A3, p. 13–22, 2017. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/2051. Acesso em: 7 aug. 2026.