Minčeva-Stefanova, Jordana. “Mineral Composition and Origin of the Stratiform Polymetallic Ore Deposits in the Balkanides Compared With Stratiform Lead-Zinc Deposits of the Alps”. Geologija 15, no. 1 (December 31, 1972): 301–313. Accessed May 1, 2024. https://www.geologija-revija.si/index.php/geologija/article/view/1613.