EN中文
Technical Opportunity, Industry Heterogeneity and Innovation Agglomeration in Metropolis: Taking the Manufacturing Industry of Beijing as an Example
Yukang Sun, Guoping Li, Qiangmin Xi
SCIENTIA GEOGRAPHICA SINICA . 2019, (2): 252 -258 .  DOI: 10.13249/j.cnki.sgs.2019.02.009