KOTOWICZ, P. N. The Polish-Ruthenian Borderland in 1340 and the Fall of the „Zamczysko” Hillfort in Sanok-Biała Góra. Fasciculi Archaeologiae Historicae, [S. l.], v. 30, p. 35–51, 2017. DOI: 10.23858/FAH30.2017.004. Disponível em: https://journals.iaepan.pl/fah/article/view/2080. Acesso em: 8 feb. 2023.