00783naa#a2200193#i#450# EN\\bibl\109715 20251225140330.4 1994-4683 20250913b2025####ek#y0engy0150####ca RU The effectiveness of fitness training sessions for mature women Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 3 с. Journal article local Массовый спорт. Массовое спортивное движение. Народные виды спорта. 796.034.2 Tarasova Lyubov' Viktorovna Tonoyan Horen Avetisovich Linev Nikita Sergeevich uchzapiski.lesgaft.spb.ru