S. Pilova, I. Panasiuk, S. Galiuza, V. Gruzhevsky, and V. Bilohur, “Improving the physical qualities of students in physical education lessons using fitness classes”, Psychosocial rehabilitation, vol. 24, no. 9, pp. 2338–2345, Nov. 2020, doi: 10.61841/tns28v53.