Худолій, О., and О. Іващенко. “Information Support Learning and Development of Motor Abilities of Children and Adolescents (for Example, Gymnastics)”. Teorìâ Ta Metodika Fìzičnogo Vihovannâ, no. 4, Dec. 2013, pp. 3-18, doi:https://doi.org/10.17309/tmfv.2013.4.1031.