EN中文
Spatial-temporal Pattern and Influencing Factors of China's Innovation Efficiency Based on Innovation Value Chain
Shufeng Liu, Debin Du, Xionghe Qin, Chunguang Hou
SCIENTIA GEOGRAPHICA SINICA . 2019, (2): 173 -182 .  DOI: 10.13249/j.cnki.sgs.2019.02.001