Wójcik, Tomasz, and Jacek Boraś. “The 5 September 1939 Battle for a Bridge Connecting Miłkowice and Popów in the Light of Polish and German”. Biuletyn Uniejowski 10 (November 30, 2021): 97–148. Accessed December 6, 2025. https://www.czasopisma.uni.lodz.pl/biuletynuniejowski/article/view/11340.