@article{articlebfa1ebcf,
title   = {In vitroanalysis of the penetration of methylene blue dye in human radicular dentin using different methods of impregnation},
author = {Ferreira, Ronise and Bombana, Antonio Carlos and Sayeg, Isaac Jamil},
year = {2008},
doi = {10.1111/j.1747-4477.2007.00107.x},
journal   = {Australian Endodontic Journal}
}