For citations:
Mekhedov M.I., Sotnikov E.A., Mekhedova E.A. Development of the quality assessment system of passenger and suburban train traffic: raising an issue. RUSSIAN RAILWAY SCIENCE JOURNAL. 2022;81(1):71-79. (In Russ.) https://doi.org/10.21780/2223-9731-2022-81-1-71-79