FARION-NAVOLSKA, O. V., Мysula I. R. and DENEFIL, O. V. Functional instability of the spine: selection measures for diagnosis and treatment using computer stability. Journal of Education, Health and Sport. Journal of Education, Health and Sport. Online. 31 August 2021. Vol. 11, no. 8, pp. 412-421. [Accessed 7 July 2025]. DOI 10.12775/JEHS.2021.11.08.046.