@book{50431,
	author = {Katz, Marcos D. and Fitzek, Frank H. P.},
	title = {WiMAX evolution :},
	publisher = {J. Wiley & Sons,},
	year = {2009},
	address = {Hoboken, NJ :},
	url = {http://www.loc.gov/catdir/toc/ecip0827/2008038550.html}
}