1.
Drozd-Lipińska A, Bartczak A, Krzemiński M, Dziki T. Identification of demographic crises and evaluation of their intensity in the Kujawy region (Central Europe) in the 19th century. AR [Internet]. 2022 Sep. 30 [cited 2025 Apr. 15];85(3):47-66. Available from: https://czasopisma.uni.lodz.pl/ar/article/view/13384