Grabarczyk, T. (2020). The war calendar of the general levy of nobility in the times of Władysław Jagiełło. In W. Jarno & J. Kita (Eds.), & (Ed.), Armia kontra natura (Vol. 1, pp. 55-77). Lodz University Press. https://doi.org/10.18778/8220-055-3.05