Mulev M, Melovski L, Derlieva L. The Content of some Heavy Metals in Soil, and Leaves and Bark of Fir (Abies sp.) in the City of Skopje. MJEE [Internet]. 1993Dec.31 [cited 2024May12];1(1-2):52-6. Available from: https://mjee.org.mk/index.php/mjee/article/view/8