ДУЦЬ-ФАЙФЕР, О. Writing Lemkovyna: Interwar Lemko Literature – An Outline. Rocznik Ruskiej Bursy, [S. l.], v. 16, p. 155–179, 2020. DOI: 10.12797/RRB.16.2020.16.04. Disponível em: https://journals.akademicka.pl/rrb/article/view/2354. Acesso em: 30 sep. 2022.