STANASZEK, Monika and FORTUNA, Małgorzata. Assessment of adaptive changes under the influence of applied recreational training in men based on cardiorespiratory selected parameters. Journal of Education, Health and Sport. Online. 14 May 2020. Vol. 10, no. 5, pp. 102-110. [Accessed 5 February 2025]. DOI 10.12775/JEHS.2020.10.05.009.