Tsegaye, F. ., Taddesse, A. M. ., Teju , E. ., & Aschalew, M. . (2020). Preparation and sorption property study of Fe3O4/Al2O3/ZrO2 composite for the removal of cadmium, lead and chromium ions from aqueous solutions. Bulletin of the Chemical Society of Ethiopia, 34(1), 105–121. https://doi.org/10.4314/bcse.v34i1.10