APA: 
Kranjc, Andrej (2004). Alpine and ice caves in Slovenia in older literature (17th to 19th century). 
Acta carsologica, letnik 33, številka 1, str. 61-71. 
URN:NBN:SI:doc-KCKW64U5 from http://www.dlib.si
MLA: 
Kranjc, Andrej. "Alpine and ice caves in Slovenia in older literature (17th to 19th century)." 
Acta carsologica letnik 33. številka 1 (2004) str. 61-71.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-KCKW64U5>