Here are couple of more,
GSM
Overview of GSM, GPRS, and UMTS
http://www.4shared.com/file/22028837...GPRS_UMTS.html
LTE
Wiley.WCDMA.for.UMTS.HSPA.Evolution.and.LTE
http://www.4shared.com/file/220287256/cfc9d886/WileyWCDMAforUMTSHSPAEvolution.html
Thanks,
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