Migoń, Piotr. “Forest Belt Hillslopes of the Sudetes in the Holocene: Https: doi.Org 10.26485 AGL 2017 106 4”. Acta Geographica Lodziensia 106 (December 7, 2018): 37–52. Accessed March 13, 2025. https://czasopisma.ltn.lodz.pl/Acta-Geographica-Lodziensia/article/view/76.