ISAŃSKI, Jakub; KUPIŃSKI, Szymon; LESZKOWICZ, Mateusz; ANDRZEJEWSKI, Wojciech; BYKOWSKI, Adam. Outdoor fitness activity under COVID-19 restrictions. Wearable devices, images, and posts as sources of information on users. Człowiek i Społeczeństwo, [S. l.], v. 55, p. 115–139, 2023. DOI: 10.14746/cis.2023.55.7. Disponível em: https://pressto.amu.edu.pl/index.php/cis/article/view/38856. Acesso em: 21 luty. 2024.