00690naa#a2200169#i#450# EN\\bibl\109705 20251225201244.4 1994-4683 20250913b2025####ek#y0engy0150####ca RU Preparation of qualified athletes in ski racing in non-sporting universities Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 3 с. Journal article local Северный бег на лыжах. Лыжные гонки на длинные дистанции. 796.922 Sergeev Evgeniy Alekseevich uchzapiski.lesgaft.spb.ru