00597naa#a2200193#i#450# EN\\bibl\23255 20240425015105.4 2542-2448 20171225b2017####ek#y0engy0150####ca RU HEART RATE REGULATION IN STUDENTS IN DIFFERENT PERIODS OF TRAINING Journal article Kemerovo Kemerovo State University 2017 6 с. Journal article local Fedorov Alexandr Ivanovich Zarchenko Pavel Iu. Ponomareva Viktoriia S. Nemolochnaia Nina V. vestnik-bees.kemsu.ru