@book{72937,
	author = {Kareem Abdelhamid Lotfy and Dina Wafik Elkassas , },
	title = {Penetration efficacy of a caries infiltrant resin using different etching and application timesm / },
	publisher = {Kareem Abdelhamid Lotfy , },
	year = {2018},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}