Duval, M. (2007). "Tourism and Preservation Policies in Karst Areas: Comparison Between the Škocjan Caves (Slovenia) and the Ardèche Gorge (France)". Acta Carsologica. 35 (2–3): 27. doi:10.3986/ac.v35i2-3.225.
mladina.si
Kuhar, Špela; Struna Bregar, Ana (24 February 2012). "Mostovi kot znamenitost" [Bridges as a Landmark]. Mladina.si (in Slovenian). No. 8.