TY  - Journal of Beijing University of Posts and Telecommunications(Social Sciences Edition)
A1  - LI Hong-bing1, DUAN Xue-yi3, ZHAI Rui-rui2 
T1  - Two-way Investment, Patent Heterogeneity and Enterprises Innovative Quality
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  - 96
EP  - 105
VL  - 22
IS  - 2
UR  - {https://journalsk.bupt.edu.cn/EN/10.19722/j.cnki.1008-7729.2019.0426}
N1  - 10.19722/j.cnki.1008-7729.2019.0426
ER  -