VOLVACH, A. E.; KURBASOVA, G. S. Secular variations of geomagnetic declination in the Karadag point and the global helio-geodynamic processes. Geofizicheskiy Zhurnal, [S. l.], v. 41, n. 1, p. 192–199, 2019. DOI: 10.24028/gzh.0203-3100.v41i1.2019.158873. Disponível em: https://journals.uran.ua/geofizicheskiy/article/view/158873. Acesso em: 28 apr. 2024.