Tolubenko Є. Development of Spine Flexibility in Powerlifting Athletes. Journal of Learning Theory and Methodology, Kharkiv, Ukraine, v. 2, n. 1, p. 29–32, 2021. DOI: 10.17309/jltm.2021.1.04. Disponível em: https://ltmjournal.com/e/article/view/21. Acesso em: 26 jun. 2026.