Figure 4
A scatter plot represents the timeline of publications. The horizontal axis represents the years from older to newer publications, and the vertical axis represents the individual papers. The data points are orange circles, each labeled with the author's name and the year of publication. The plot shows a trend where older publications are on the right side and newer ones on the left. There are clusters of publications around certain years, indicating periods of higher publication activity. The plot includes dozens of data points, with visible trends showing an increase in the number of publications over time.81 papers (timeline) Litmaps. Source: Authors' own work