Zhamaletdinov, A. A., and S. N. Kulik. “First-Rate Anomalies of Electro-Conductivity on the Globe”. Geofizicheskiy Zhurnal 34, no. 4 (August 1, 2012): 22–39. Accessed April 23, 2024. https://journals.uran.ua/geofizicheskiy/article/view/116747.