BUKOWSKI , Waldemar. Franciszek Sikora (1937–2023). Studia Źródłoznawcze. Commentationes, [S. l.], v. 62, p. 309–313, 2024. Disponível em: https://apcz.umk.pl/SZC/article/view/56664. Acesso em: 30 sty. 2025.