Łukasz Ćwikła, “From the Interregnum (1382) to the Rule of Jadwiga and Władysław Jagiełło. From the History of the Social Advancement of the Łęczyca Nobility in the 14th and 15th Centuries”, in Social consequences of war, vol. 11, A. Bołdyrew and T. Grabarczyk, Eds. Poland: Lodz University Press, 2024, pp. 53–74. doi: 10.18778/8331-662-8.03.