Krutsevych, T. ., Marchenko, O. ., Pohasii, L. ., & Kholodova, O. . (2022). Gender component of self-assessment of physical development of schoolchildren aged 11-13. Slobozhanskyi Herald of Science and Sport, (6(86), 5–12. https://doi.org/10.15391/snsv.2021-6.001