“VI National Scientific Conference ‘Aristocracy (Magnateria) of the Polish- -Lithuanian Commonwealth in the 16th–18th Centuries. Towards Regional Parliamentary Assemblies (Sejmiks)’, Ciechanowiec, May 24-27, 2022”, MiscellaneaHI, vol. 21, no. 1, pp. 537–543, Mar. 2023, Accessed: May 06, 2024. [Online]. Available: https://miscellanea.uwb.edu.pl/article/view/695