@article{Ratovsky2015similarities,
author={Ratovsky, K.G. and Oinats, A.V. and Medvedev, A.V.},
title={Similarities and differences between regular variations of F2-layer parameters of polar and midlatitude ionosphere in East Siberian sector},
journal={Solnechno-Zemnaya Fizika},
publisher={INFRA-M Academic Publishing LLC.},
year={2015},
pages={70-79},
volume={1},
issue={2},
}