SOLOVIEVA, M.; ROZHNOI, A.; FEDUN, V.; SCHWINGENSCHUH, K.; HAYAKAWA, M. Ionospheric perturbations related to the earthquake in Vrancea area on November 22, 2014, as detected by electromagnetic VLF/LF frequency signals. Annals of Geophysics, [S. l.], v. 58, n. 5, p. A0552, 2015. DOI: 10.4401/ag-6827. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/6827. Acesso em: 1 dec. 2021.