@article{Yusupov2020amplitude, author={Yusupov, K.M. and Mathews, J.D. and Maruyama, T.. and Akchurin, A.D. and Tolstikov, M.V. and Sherstyukov, O.N. and Filippova, E.A. and Safiullin, A.S.}, title={Amplitude variations of the reflected signal during vertical sounding of the ionosphere at middle latitudes}, journal={Solnechno-Zemnaya Fizika}, publisher={INFRA-M Academic Publishing LLC.}, year={2020}, pages={88-98}, volume={6}, issue={3}, }