MIRKIEWICZ, Agnieszka. The Sports Badge “Fit For Work and Defence” (“Sprawny do Pracy i Obrony” – SPO). The Characteristics and Principles of Earning It on the Example of Sports Associations in Rzeszów Voivodship in 1953 . Sport and Tourism Central European Journal, [S. l.], v. 3, n. 4, p. 79–96, 2020. DOI: 10.16926/sit.2020.03.30. Disponível em: https://czasopisma.ujd.edu.pl/index.php/sport/article/view/1161. Acesso em: 24 apr. 2024.