Šajn, R., T. Stafilov, B. Boev, T. Serafimovski, G. Tasev, Z. Ilijoski, and I. Boev. “Geochemical Properties of Lead-Zinc Slag Landfill from MHK Zletovo in Veles, North Macedonia”. Geologica Macedonica, Vol. 34, no. 2, Dec. 2020, pp. 89-104, doi:10.46763/GEOL20020089sh.