Cd2+ and Zn2+ sorption on hydroxyapatite in the presence of EDTA in aqueous solution in equilibrium stateViipsi, Karin; Tõnsuaadu, KaiaSETAC Europe 21st Annual Meeting Ecosystem Protection in a Sustainable World : a Challenge for Science and Regulation, Milan, 15-19 May 2011 : abstract book2011 / p. 129-130