TY  - JOUR 
T1  - Hydrous Tantalum Phosphates for Ion Exchange Purposes: A Systematic Study
JO  - Materials Research
A1  - Silva, M.L.C.P.da
A1  - Silva, G.L.J.P. da
A1  - Villela Filho, D.N.
SN  - 1516-1439
UL  - 10.1590/S1516-14392002000100012
VL  - 5 
Y1  - 2002
PB  - Brasil 
ER  -