BPG is committed to discovery and dissemination of knowledge
Total Visits of This Article
2019 | Number of total visits
Rank Countries/Territories Count Percent
1 Germany 9 33.3%
2 7 25.9%
3 China 4 14.8%
4 United States 3 11.1%
5 Russia 2 7.4%
6 France 1 3.7%
7 Korea, Republic of 1 3.7%