ANDREASIK, Jan. [Szanowni Czytelnicy]. Regional Barometer. Analyses & Prognoses, [S. l.], n. 2, p. 1, 2002. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/1765. Acesso em: 14 may. 2025.