TY  - JOUR 
T1  - Color stability evaluation of aesthetic restorative materials
JO  - Brazilian Oral Research
A1  - Samra, Adriana Postiglione Bührer
A1  - Pereira, Stella Kossatz
A1  - Delgado, Leyla Cotrina
A1  - Borges, Christiane Phillipini
SN  - 1806-8324
UL  - 10.1590/S1806-83242008000300003
VL  - 22 
Y1  - 2008
PB  - Brazil 
ER  -