VASSILEVA, R.; GEORGIEVA, S.; MILENKOV, G.; GEORGIEVA, Y.; ŠKODA, R.; CEMPÍREK, J.; YOVCHEV, D. Magnesian Skarns from the Djurkovo Pb-Zn Deposit: Mineral Composition and Retrograde Alteration. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 78, n. 11, p. 1655–1668, 2025. DOI: 10.7546/CRABS.2025.11.09. Disponível em: https://www.proceedings.bas.bg/index.php/cr/article/view/877. Acesso em: 12 oct. 2026.