Jaworski, K. i Miazga, B. 2026. A copper cross-shaped mount from the stronghold of Stary Książ in Lower Silesia (late 9th–early 10th century) – the earliest known Christian artifact from the territory of present-day Poland? An attempt at cultural and technological verification. Archaeologia Historica Polona. 32, (paź. 2026), 227–246. DOI:https://doi.org/10.12775/AHP.2024-2025.008.