JAWORSKI, Krzysztof; MIAZGA, Beata. 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, [S. l.], v. 32, p. 227–246, 2026. DOI: 10.12775/AHP.2024-2025.008. Disponível em: https://apcz.umk.pl/AHP/article/view/68492. Acesso em: 2 lis. 2026.