STAMPER, R.; LILENSTEN, J.; JAKOWSKI, N. Nowcasting, forecasting and warning for ionospheric propagation: supporting databases. Annals of Geophysics, [S. l.], v. 47, n. 2-3 Sup., 2004. DOI: 10.4401/ag-3280. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/3280. Acesso em: 22 may. 2024.