@article{article227f354b,
title   = {Curing depth of composite resin light cured by LED and halogen light-curing units},
author = {Calixto, L. R. and Lima, D. M. and Queiroz, R. S. and Rastelli, A. N. S. and Bagnato, Vanderlei Salvador and Andrade, M. F.},
year = {2008},
doi = {10.1134/s1054660x08110303},
journal   = {Laser Physics}
}