TY  - JOUR 
T1  - Characterization of a brazilian smectite by solid state NMR and X-ray diffraction techniques
JO  - Journal of the Brazilian Chemical Society
A1  - Guarino, Alcides Wagner Serpa
A1  - Gil, Rosane A. S. San
A1  - Polivanov, Helena
A1  - Menezes, Sonia M.C.
SN  - 0103-5053
UL  - 10.1590/S0103-50531997000600004
VL  - 8 
Y1  - 1997
PB  - Brasil 
ER  -