.M. ALBEYBONI, D. J., and S. M.A. YOUSSEF. “ASSESSING THE HEAVY METALS BIOACCUMULATION OF Pinus Brutia TEN. URBAN TREE IN DUHOK, KURDISTAN REGION OF IRAQ”. Journal of Duhok University, Vol. 22, no. 1, Aug. 2019, pp. 332-46, doi:10.26682/avuod.2019.22.1.31.