@book{33110,
	author = {Sayed Nasr Abd El Aziz Nasr and Hassan Genaidy , },
	title = {Prepartion of refractory insulating concrete from local raw materials / },
	publisher = {Sayed Nasr Abd El Aziz Nasr , },
	year = {2006},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}