Blaszczyk, Jacek. “The Find of the Denarii of Bolesław the Curly on Site 1 at Wilkowice Near Łódź, Wartkowice Commune”. Acta Universitatis Lodziensis. Folia Archaeologica, no. 20 (January 1, 1996): 69–78. Accessed December 6, 2025. https://www.czasopisma.uni.lodz.pl/archaeo/article/view/16718.