Smrekar, Aleš, Katarina Polajnar Horvat, in Bojan Erhartič. „The Beauty of Landforms“. Acta geographica Slovenica 56, no. 2 (februar 17, 2016): 321–335. Pridobljeno december 19, 2025. https://ojs.zrc-sazu.si/ags/article/view/3039.