Szybkowski, Sobiesław2026-01-162026-01-162025"Acta Mediaevalia. Series Nova", 2025, Vol. 2, pp. 337-340.3071-7981https://hdl.handle.net/20.500.12153/9141Text in memory of Professor Janusz Bieniak (1927-2025).enAttribution 4.0 Internationalhttp://creativecommons.org/licenses/by/4.0/Janusz Bieniakin memoriamPolish medieval studiesgenealogical researchinfo:eu-repo/semantics/other10.31743/amsn.19057