Gis, Kacper. “Known and Unknown: Around the Enigmatic Biography of Alexander Gwagnin”. Acta Universitatis Lodziensis. Folia Litteraria Polonica 70, no. 1 (October 23, 2025): 25–46. Accessed December 6, 2025. https://www.czasopisma.uni.lodz.pl/polonica/article/view/24667.