00470naa#a2200157#i#450# EN\\bibl\82697 20250110165756.5 2542-1840 20240821b2024####ek#y0engy0150####ca RU Continuity Principle in Physical Education at School Journal article Kemerovo Kemerovo State University 2024 7 с. Journal article local Pecherina Oksana Vladimirovna vestnik-pses.kemsu.ru