ŚWITONIAK, Marcin, BEDNAREK, Renata, MARKIEWICZ, Maciej and PALUSZEWSKI, Bartosz. Application of aerial photographs for the assessment of anthropogenic denudation impact on soil cover of the Brodnica Landscape Park plateau areas. Ecological Questions. Online. 17 July 2013. Vol. 17, p. 101 – 111. [Accessed 28 December 2025]. DOI 10.12775/ecoq-2013-0020.