LIPEROVSKAYA, E. V.; SILINA, A. S.; LIPEROVSKY, V. A.; MEISTER, C.-V.; HOFFMANN, D. H.; BIAGI, P. F. Midnight variations of spreading of ionospheric sporadic E-layers before earthquakes. Annals of Geophysics, [S. l.], v. 55, n. 1, 2012. DOI: 10.4401/ag-5267. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/5267. Acesso em: 24 apr. 2024.