Liberacki, Daniel, Piotr Stachowski, and Dawid Gębski. “THE SOUTHERN PART OF POZNAŃ – CONCEPT OF DEVELOPMENT THE FORMER CLAY PITS”. Acta Scientiarum Polonorum Administratio Locorum 16, no. 3 (September 30, 2017): 187–196. Accessed May 4, 2024. https://czasopisma.uwm.edu.pl/index.php/aspal/article/view/458.