Wojdyła, Barbara, and Lidia Bannach-Szewczyk. 2015. “The Preservation of the Manuscript ‘Sermones Super Psalterium’ (Rps 9/I) from the Collections of the University Library in Toruń”. Folia Toruniensia 15 (December):107-14. https://doi.org/10.12775/FT.2015.007.