Boev, Ivan. “ORPIMENT MINERALIZATIONS IN TUFFACEOUS DOLOMITES IN ALLCHAR DEPOSIT-SEM-EDS INVESTIGATIONS”. Natural Resources and Technology 12, no. 12 (December 25, 2018): 53-57. Accessed May 6, 2024. https://js.ugd.edu.mk/index.php/NRT/article/view/2596.