Л. Ш. Л. Шаповал, “Polonisation and all that, or religious identity and cultural change in Ruthenia: the Union of Lublin and the myths of ‘polonisation’”, Rukopisna ta knižkova spadŝina Ukraïni, vol. 20, pp. 366–377, Sep. 2025, Accessed: Mar. 13, 2026. [Online]. Available: https://ojs.nbuv.gov.ua/index.php/ojs/article/view/558