Počkar, Tina, Gregor Kovačič, and Borut Peric. 2014. “Hidrogeografske značilnosti in Kakovostno Stanje Vodotokov V Povirju Reke // Hydrogeographical Characteristics and the Quality of Watercourses in the Reka River Headwaters”. Geografski Vestnik 86 (1):9-23. https://doi.org/10.3986/GV86101.