Dowgier, Rafał. “Some Reflections on In Dubio Pro Tributario Principle”. Acta Iuridica Resoviensia (formelry: The Scientific Journal of the University of Rzeszow, Law Series) 27, no. 108 (December 29, 2019): 39–49. Accessed December 5, 2025. https://journals.ur.edu.pl/zeszyty-sp/article/view/792.