TY  - Journal of Beijing University of Posts and Telecommunications(Social Sciences Edition)
A1  - YANG Jia-hui, NIE Gui-hua, LIU Chang
T1  - null
Y1  - 
JF  - Journal of Beijing University of Posts and Telecommunications(Social Sciences Edition)
JO  - Journal of Beijing University of Posts and Telecommunications(Social Sciences Edition)
SP  - 90
EP  - 98
VL  - 20
IS  - 5
UR  - {https://journalsk.bupt.edu.cn/EN/10.19722/j.cnki.1008-7729.2018.0136}
N1  - 10.19722/j.cnki.1008-7729.2018.0136
ER  -