Cybulska, M. and Orlińska-Mianowska, E. (2017) “Fragments of Two Fabric Strips from a Deposit at the National Museum in Warsaw Discovered in the Collegiate Church in Kruszwica in 1960”, Studia Źródłoznawcze. Commentationes, 54, pp. 31–39. doi: 10.12775/SZ.2016.03.