Ujma, Martyna. “Literary References in Philosophical Works of Karol Libelt As an Example of the 19th-Century Comparatist Thinking”. Tematy i Konteksty 14, no. 9 (December 16, 2019): 568–586. Accessed December 5, 2025. https://journals.ur.edu.pl/tematyikonteksty/article/view/309.