Szmidt, A. et al. 2024. Morphological changes in the section of the Pilica valley between Sulejów and Smardzewice in the years 1968–2016. Acta Geographica Lodziensia. 116, (Jun. 2024), 251–267. DOI:https://doi.org/10.26485/AGL/2024/116/14.