Tittenbrun, J., Miński, R. and Szymańska, E. (2011) “Relations of Non-Economic Ownership as a Basis of Identification of Social Estates”, Studia Historiae Oeconomicae, pp. 155-174. Available at: https://pressto.amu.edu.pl/index.php/sho/article/view/29259 (Accessed: 22May2022).