MALINOV, I. and ILIEVA , D. (2017) “GULLY AND RILL EROSION IN THE NATIONAL PARK „CENTRAL BALKAN” ”, Bulgarian Journal of Agricultural Science, 23(2), pp. 238–241. Available at: https://agriacad.eu/ojs/index.php/bjas/article/view/5123 (Accessed: 5 November 2026).