Knez, M., Slabe, T. and Šebela, S. (2016) “Karstification of the Aquifer Discovered During the Construction of the Expressway Between Klanec and Črni Kal, Classical Karst”, Acta Carsologica. Ljubljana, Slovenija, 33(1). doi: 10.3986/ac.v33i1.324.