1.
IWANOWICZ-PALUS, Grażyna Jolanta, KRYSA, Justyna, KIPA, Magdalena, DZIADUSZEK, Katarzyna and ŻÓŁKIEWSKA, Beata. Physical activity in the perinatal period. Journal of Education, Health and Sport. Online. 31 August 2017. Vol. 7, no. 8, pp. 1272-1289. [Accessed 15 February 2026].