Bokwa, Anita, and Danuta Limanówka. “Effect of Relief and Land Use on Heat Stress in Kraków, Poland”. DIE ERDE – Journal of the Geographical Society of Berlin 145, no. 1-2 (September 2, 2014): 34-48. Accessed October 21, 2019. https://www.die-erde.org/index.php/die-erde/article/view/91.