@article {Zhang.2004.2,
	title = {Performance Evaluation of GSM/GPRS Networks With Channel Re-Allocation Scheme},
	journal = {IEEE Communications Letters},
	volume = {8},
	number = {5},
	year = {2004},
	month = {May},
	pages = {280-282},
	author = {Zhang, Yan and Soong, B.}
}
