@article{Starodubtsev2024mhd, author={Starodubtsev, S.A. and Shadrina, L.P.}, title={MHD waves at the pre-front of interplanetary shocks on September 6 and 7, 2017}, journal={Solar-Terrestrial Physics}, publisher={INFRA-M Academic Publishing LLC.}, year={2024}, pages={50-57}, volume={10}, issue={3}, }