APA:
Sauro, Ugo (2003). Dolines and sinkholes: aspects of evolution and problems of classification.
Acta carsologica, letnik 32, številka 2, str. 41-52.
URN:NBN:SI:DOC-TFEI48XR from http://www.dlib.si
MLA:
Sauro, Ugo. "Dolines and sinkholes: aspects of evolution and problems of classification."
Acta carsologica letnik 32. številka 2 (2003) str. 41-52.
<http://www.dlib.si/?URN=URN:NBN:SI:DOC-TFEI48XR>