DANIELUK, Janusz. 5th International Congress „The state of research on the multicultural heritage of the former Republic of Poland”, Białystok–Supraśl, September 29 – October 1, 2021. Studia Podlaskie. Online. 18 May 2022. Vol. 29, pp. 261-267. [Accessed 5 July 2025]. DOI 10.15290/sp.2021.29.17.