TY  - JOUR 
T1  - Core-and-shell nature of Stöber silica particles
JO  - Journal of the Brazilian Chemical Society
A1  - Leite, Carlos A. P.
A1  - Souza, Elizabeth F. de
A1  - Galembeck, Fernando
SN  - 0103-5053
UL  - 10.1590/S0103-50532001000400013
VL  - 12 
Y1  - 2001
PB  - Brasil 
ER  -