Figures & data
Figure 2 Number of publications and citations.
![Figure 2 Number of publications and citations.](/cms/asset/eb765ef2-0bdd-460d-ac47-a87d83f27f99/dcop_a_12158188_f0002_c.jpg)
Figure 3 The item density visualization of active countries.
![Figure 3 The item density visualization of active countries.](/cms/asset/31ca231e-107c-4762-89d7-53e97110a396/dcop_a_12158188_f0003_c.jpg)
Table 1 Top 5 Active Countries with Count and Centrality
Table 2 Top 5 Active Institutions with Count and Centrality
Table 3 Top 10 Academic Journals
Table 4 Top 5 Co-Cited Journals and Centrality
Table 5 Top 5 Active Authors and Co-Cited Authors
Table 6 Top 5 Co-Cited References in Terms of Counts and Centrality
Table 7 Top 10 Keywords
Figure 11 Top 20 references co-citation with the strongest citation bursts.
![Figure 11 Top 20 references co-citation with the strongest citation bursts.](/cms/asset/06a4b3bd-4253-408d-b9b7-f30891c74302/dcop_a_12158188_f0011_c.jpg)
Table 8 Top-Ranked Clusters
Figure 12 Top 20 Keywords with the Strongest Citation Bursts.
![Figure 12 Top 20 Keywords with the Strongest Citation Bursts.](/cms/asset/ff34dcfb-4070-4750-ac7d-79ed48a932f5/dcop_a_12158188_f0012_c.jpg)