@book{32898,
	author = {Hesham Mahmoud Elgamal and Hazim Tawfik , },
	title = {New channel assignment algorithms for fixed wireless communication systems / },
	publisher = {Hesham Mahmoud Elgamal , },
	year = {1996},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}