Petrovic, A. S., D. Nikolić, D. Trnavac Bogdanović, and I. Carević. “Assessment of Karst Geomorphosites on Kučaj and Beljanica Mountains As a Resource for the Development of Karst-Based Geopark”. Acta Carsologica, vol. 49, no. 2-3, Dec. 2020, doi:10.3986/ac.v49i2-3.8748.