Anatel Approves Possible ’4G’ Auction Framework for 450 MHz, 2.5 GHz Bands
By Roberta Prescott, January 20, 2012

Open Mobile to Launch LTE Before Year-End
By Patrick Nixon, November 3, 2011

Internet by the Minute Lures Mobile Users in Emerging Markets
By  Crayton Harrison and Femi Adi, March 9, 2011

Anatel Publishes New Regulations to Use 450-470MHz Band for National Fixed, Mobile Services
By TeleGeography, January 12, 2011

Brazil to Allocate 450 MHz Spectrum to Reduce Digital Divide
By Telecompaper, January 11, 2011

Opening of 450-470 MHz to 3G Creates Window for CDMA
By Josh Miller, Jnauary 11, 2011

Qualcomm, Iusacell Provide Diabetes Information Apps Over 3G Network - Mexico
By BN Americas, October 8, 2010 

Reality Check: The Impact of 3G in Emerging Markets
By Perry LaForge & RCR Wireless, September 7, 2010

CNT to Deploy 17,400 CDMA 450 Lines During September
By BN Americas, September 3, 2010  

CDG Working To Convince Goverment To Use CDMA 450 To Boost Rural Connectivity
By By Juan Pedro Tomás, June 15, 2010

Brazilian Adoption of CDMA 450 Would Be A Shot in the Arm
By BN Americas, May 28, 2010