TY  - JOUR 
T1  - Abrasion resistance of composites polymerized by light-emitting diodes (LED) and halogen light-curing units
JO  - Brazilian Dental Journal
A1  - Martinelli, Janisse
A1  - Pires-de-Souza, Fernanda de Carvalho Panzeri
A1  - Casemiro, Luciana Assirati
A1  - Tirapelli, Camila
A1  - Panzer, Heitor
SN  - 0103-6440
UL  - 10.1590/S0103-64402006000100007
VL  - 17 
Y1  - 2006
PB  - Brasil 
ER  -