00598naa#a2200169#i#450# EN\\bibl\95192 20250606155454.5 2782-4586 20241030b2024####ek#y0engy0150####ca RU Modernization of railway infrastructure as a factor in supporting the national economy Journal article Moscow ITBO University 2024 8 с. Journal article local Экономические науки в целом. Политическая экономия. 330 Mytnitsky Alexander Nikolaevich jomeam.ru