@article{Nikiofrov2022digitalization, author={Nikiofrov, V.V. and Nikiforova, G.I.}, title={Digitalization of Railway Transport with the Participation of Operator Companies}, journal={Proceedings of Petersburg Transport University}, publisher={FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"}, year={2022}, pages={736-742}, volume={19}, issue={4}, }