1. Abdulkareem, H. N., & Alwared, A. I. (2019). Immobilization dried mix of algae for copper removal. Iraqi Journal of Agricultural Sciences, 50(3), 800–808.
2. Adsorption of metal cations from aqueous solution onto a natural and a model biocomposite. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2003.
3. Agency for Toxic Substances and Disease Registry. (2010). Background and environmental exposure to copper in the United States. Retrieved February 19, from http://www.atsdr.cdc.gov/toxprofiles/tp132-c2.pdf.
4. Al-Asheh, S., et al. (1984). Preliminary ESR study and relation with ion exchange thermodynamics of copper adsorbed on a biological ion exchanger, the Nitella flexilis cell wall. Reactive Polymers.
5. Al-Asheh, S., et al. (1999). Sorption of copper and nickel by spent animal bones. Chemosphere, 38(3), 517-528. https://doi.org/10.1016/S0045-6535(98)00312-0