The Journal of China Universities of Posts and Telecommunications
The Journal of China Universities of Posts and Telecommunications > 2007 > 14 > Supplement 1 > 27-31
The Journal of China Universities of Posts and Telecommunications > 2007 > 14 > Supplement 1 > 115-118
The Journal of China Universities of Posts and Telecommunications > 2007 > 14 > 3 > 1-4,42