HAYAKAWA, Masashi; IZUTSU, Jun; NICKOLAENKO, Alexander P.; SCHEKOTOV, Alexander; GALUK, Yuri P.; KUDINTSEVA, Irina G. Schumann resonance anomalies associated with two (M~7) Tohoku offshore earthquakes in the spring of 2021. Annals of Geophysics, [S. l.], v. 66, n. 6, p. SE640, 2023. DOI: 10.4401/ag-8884. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/8884. Acesso em: 5 apr. 2026.