Zukow W, Flyunt I-S, Ponomarenko R, Rybak N, Fil’ V, Kovalchuk H, et al. Polivariant change of step-test under the influence of natural adaptogens and their accompaniments. Pedag Psychol Sport [Internet]. 2020 Apr. 27 [cited 2025 Apr. 13];6(2):74-8. Available from: https://apcz.umk.pl/PPS/article/view/PPS.2020.06.02.007