ГОРБАЛЬ, Б. Sącz as a Center of Western Lemko Region. Rocznik Ruskiej Bursy, [S. l.], v. 16, p. 45–134, 2020. DOI: 10.12797/RRB.16.2020.16.02. Disponível em: https://journals.akademicka.pl/rrb/article/view/2352. Acesso em: 6 oct. 2022.