93GPP 'IS 29.212 Policy and Charging Control (PCC) ; Reference points [S/OL]. [2015- 03- 20]. http://www.3gpp.org/DynaReport/ 29212.htm.
103GPP 'IS 29.213 Policy and charging control signalling flows and Quality of Service(QoS)parameter mapping IS/OL]. [2015-03-22].http://www.3gpp.org/DynaReport/29213.htm.