@book{27590,
	author = {Omar Hassan Khalil Elhaddad and Mahmoud Hamed Annaby , },
	title = {Topics in Sampling and Operator Theory / },
	publisher = {Omar Hassan Khalil Elhaddad , },
	year = {2006},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}