Kurek, Halina. “Nominal Inflection of Contemporary Polish – a Simplification or the Beginning of the Collapse of the Case System?”. Prace Językoznawcze 23, no. 2 (June 30, 2021): 263–271. Accessed April 25, 2024. https://czasopisma.uwm.edu.pl/index.php/pj/article/view/6590.