Published Study of polyacrylic acid adsorption on the interface of hydroxyapatite – electrolyte solutions by Hafez I.T., Paraskeva C.A., Klepetsanis P.G. and Koutsoukos P.G., 270-278_718_Paraskeva_12_3.pdf
Published Study of the Cu(II) removal from aqueous solutions by adsorption on titania by Georgaka A. and Spanos N. 239-247_717_Spanos_12-3.pdf