HAGNER-DERENGOWSKA, Magdalena, KAŁUŻNY, Krystian and BUDZYŃSKI, Jacek. Effects of Nordic Walking and Pilates training programs on aminotransferase activity in overweight and obese elderly women. Journal of Education, Health and Sport. Online. 31 December 2015. Vol. 5, no. 12, pp. 563-580. [Accessed 16 August 2024].