@article{Oparina2026improvement,
author={Oparina, E.V. and Kolotay, D.A.},
title={Improvement of gearbox housings for unequipped electric rolling stock},
journal={Bulletin of scientific research results},
publisher={FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"},
year={2026},
pages={34-44},
volume={2026},
issue={1},
}