Maciejewski, Jacek. “‘Per Totam Terram equitando. ’. A Study of the Itineraries of Włocławek Bishops in the Middle Ages. Pt 1. From the Beginnings until the Early 14th Century”. Our Past 90 (December 30, 1998): 57–93. Accessed November 4, 2025. https://ojs.academicon.pl/np/article/view/7593.