Żurek, Krzysztof, and Adam Wawrusiewicz. “Three Lines of Ditches and Embankments and Inside a Void: Results of Archaeological Research at the Early Iron Age Site in Kościuki (Podlaskie Voivodeship, North-Eastern Poland):”. Sprawozdania Archeologiczne 77, no. 1 (December 3, 2025): 369–388. Accessed December 11, 2025. https://journals.iaepan.pl/sa/article/view/4128.