Rokityansky, I., V. Babak, and A. Tereshin. “Geomagnetic Activity Impact on the Results of the Induction Vector Calculations”. Geofizicheskiy Zhurnal, vol. 37, no. 6, Dec. 2015, pp. 86-98, doi:10.24028/gzh.0203-3100.v37i6.2015.111173.