APA: 
Ravbar, Nataša, Kovačič, Gregor (2006). Karst water management in Slovenia in the frame of vulnerability mapping. 
Acta carsologica, letnik 35, številka 2, str. 73-82. 
URN:NBN:SI:doc-AC7DJXB2 from http://www.dlib.si
MLA: 
Ravbar, Nataša, Kovačič, Gregor. "Karst water management in Slovenia in the frame of vulnerability mapping." 
Acta carsologica letnik 35. številka 2 (2006) str. 73-82.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-AC7DJXB2>