IERMAKOV, S.; KHUDOLII, O.; CHUPIKHIN, D. Discriminant Analysis: Impact of the Number of Repetitions on the Effectiveness of Teaching Boys Aged 7 Throwing a Small Ball . Journal of Learning Theory and Methodology, Kharkiv, Ukraine, v. 2, n. 2, p. 75–81, 2021. DOI: 10.17309/jltm.2021.2.04. Disponível em: https://ltmjournal.com/e/article/view/25. Acesso em: 22 jan. 2022.