AGOPYAN, H. Severe magnetic storm effects in the ionosphere over Istanbul:a case study. Annals of Geophysics, [S. l.], v. 45, n. 5, 2002. DOI: 10.4401/ag-3537. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/3537. Acesso em: 20 may. 2024.