Published Using wood and bone ash to remove metal ions from solutions by Chojnacka K. and Michalak I.
Published Effect of growth conditions on biosorption of cadmium and copper by yeast cells by Anagnostopoulos V.A., Symeopoulos B.D. and Soupioni M.J.
Published Copper, nickel and zinc removal by peanut hulls: batch and column studies in mono, tri-component systems and with real effluent by Oliveira F.D. , Soares A.C., Freitas O.M. and Figueiredo S.A.