SUMARUK, Y.; SUMARUK, T. Dynamics of temporal changes of geomagnetic field secular variations. Geofizičeskij žurnal, [S. l.], v. 38, n. 6, p. 152–159, 2016. DOI: 10.24028/gzh.0203-3100.v38i6.2016.91884. Disponível em: https://journals.uran.ua/geofizicheskiy/article/view/91884. Acesso em: 21 may. 2024.