Tahkokallio J. Fragments Re-Connected: Identifications of leaves stemming from the same twelfth-century or early thirteenth-century missals now divided between the collections of the National Library of Finland and the National Archives of Sweden. mir [Internet]. 21. kesäkuuta 2023 [viitattu 19. joulukuuta 2024];23(1):1-29. Saatavissa: https://journal.fi/mirator/article/view/125301