TY - JOUR T1 - Fine tuning of the properties of organically modified heteropolymetalates JO - Journal of the Brazilian Chemical Society A1 - Perez, F. A1 - Bayle, J. P. A1 - Lafontaine, E. A1 - Judeinstein, P. SN - 0103-5053 UL - 10.1590/S0103-50531997000100015 VL - 8 Y1 - 1997 PB - Brasil ER -