基于CiteSpace方法的京津冀协同发展研究演化 |
孙威,毛凌潇 |
Evolution of research on Beijing-Tianjin-Hebei cooperative development based on CiteSpace method |
SUN Wei,MAO Lingxiao |
图3 京津冀研究机构合作网络图谱 |
Fig. 3 Institutional cooperation network map of Beijing-Tianjin-Hebei research |