D. S. ELNakeib, D. F. Elyaagubi, D. M. Alrabib, E. A. Abouzed, and E. H. Wanis, “ASSESSMENT OF HEAVY METAL CONTAMINATION OF SOIL SAMPLES COLLECTED FROM THE AREA AROUND AL-MARQUB CEMENT PLANT”, SABUJAS, vol. 2, no. 2, pp. 1-9, Nov. 2019.