Nikolov V, Nikolova M. GEOMORPHOLOGICAL STUDIES OF JOVAN CVIJIĆ IN BULGARIA. J. Geogr. Inst. Cvijic [Internet]. 2016 Apr. 30 [cited 2024 Apr. 25];66(1):169–176. Available from: https://ojs.gi.sanu.ac.rs/index.php/zbornik/article/view/251