Kałużny, K., Kałużna, A., Budzyński, J., Hagner, W., Kochański, B., Żukow, W., Bronisz, A. and Hagner-Derengowska, M. 2016. Effect of a ten-week Nordic Walking exercise program on serum electrolyte concentration and plasma acid-base balance in postmenopausal women with overweight or obesity. Journal of Education, Health and Sport. 6, 12 (Dec. 2016), 353–364.