“Kvalitativno-kvantitativne osobine mrko-lignitskog uglja basena ’’Lubnica’’: Quantitative/qualitative properties of brown lignite of Lubnica coal basin” (1995) Geološki anali Balkanskoga poluostrva, 59(2), pp. 385–395. Available at: https://gabp.rgf.bg.ac.rs/index.php/gabp/article/view/478 (Accessed: 3 November 2026).