V. N. Kyere, K. Greve, S. M. Atiemo, D. Amoako, I. K. Aboh, and B. S. Cheabu, “Contamination and Health Risk Assessment of Exposure to Heavy Metals in Soils from Informal E-Waste Recycling Site in Ghana”, Emerg Sci J, vol. 2, no. 6, pp. 428–436, Dec. 2018.