Piotr Górecki, Parishes, Tithes, and Society in Earlier Medieval Poland c. 1100-c.1250. Zeitschrift für Ostmitteleuropa-Forschung, [S. l.], v. 44, n. 3, p. 456–458, 1995. DOI: 10.25627/19954436019. Disponível em: https://openjournals.osmikon.de/zfo/article/view/6019. Acesso em: 16 sep. 2026.