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2. General Packet Radio Services (GPRS) Service Description, Stage 2, TS 23.060 V6.11.0, December 2005, http://www.3gpp.org/ftp/Specs/html-info/23060.htm
3. Third Generation Partnership Project (3GPP), Technical Specification, Service Description, 2005, http://www.3gpp.org/ftp/Specs/html-info/24-series.htm
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5. ‘The SSL protocol version 3.0’, Nov., 1996 http://wp.netscape.com/eng/ssl3/draft302.txt