Kai Wang, Chuang Lin, Fangqin Liu. Quality of Protection with Performance Analysis in IP Multimedia Subsystem. In Huaikou Miao, Gongzhu Hu, editors, 8th IEEE/ACIS International Conference on Computer and Information Science, IEEE/ACIS ICIS 2009, June 1-3, 2009, Shanghai, China. pages 234-239, IEEE Computer Society, 2009. [doi]