Rywczyńska, Anna, i Przemysław Jaroszewski. „Influence of the Use of Digital Technologies on the Physical Activity of Children Aged 7–17 Years in the Opinion of Parents”. Journal of Education, Technology and Computer Science 27, no. 1 (marzec 30, 2019): 164–171. Udostępniono listopad 24, 2024. https://journals.ur.edu.pl/jetacomps/article/view/5701.