1. Adebayo AO. 2006. Dissolution of some Sulphide Minerals in the Presence of Hydrogen Peroxide Solution and Extraction of the Base metals, PhD Thesis, The Federal University of Technology, Akure, Nigeria.
2. David H. 2000. Modern analytical chemistry, New York, McGraw-Hill Higher Education.
3. Geankoplis CJ. 2004. Transport processes and separation principles (including unit operation), New Delhi, Prentice Hall Ltd.
4. A Novel Approach to Gas Separations Using Composite Hollow Fiber Membranes
5. THE COMPETITIVE PERMEATION OF COBALT AND NICKEL WITH SUPPORTED LIQUID MEMBRANES