MARKOVIČ, Roman; ŽIŠKA, Peter; ŠIMONEK, Jaromír. PHYSICAL ACTIVITY IN THE TIME OF COVID-19 PANDEMIC. Studia Universitatis Babeş-Bolyai Educatio Artis Gymnasticae, [S. l.], v. 66, n. 2, p. 19–28, 2021. DOI: 10.24193/subbeag.66(2).13. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbeducatio/article/view/493. Acesso em: 16 jul. 2025.