Natural and synthetic apatites as sorbents for Cd2+ ions from aqueous solutionsPeld, Merike; Tõnsuaadu, Kaia; Bender, VillemXVth International Conference on Phosphorus Chemistry (ICPC 15) : Sendai, Japan, July 29 - August 3, 2001 : program and abstracts2001 / p. PB109 Studies on SO42- ion incorporation into apatite structureTõnsuaadu, Kaia; Peld, Merike; Quarton, Michel; Bender, Villem; Veiderma, MihkelXVth International Conference on Phosphorus Chemistry (ICPC 15) : Sendai, Japan, July 29 - August 3, 2001 : program and abstracts2001 / p. A43