1.
Mou H, Liu L, Xu Y. Panel Data Visualization in R (panelView) and Stata (panelview). J. Stat. Soft. [Internet]. 2023 Sep. 25 [cited 2024 Nov. 24];107(7):1-20. Available from: https://www.jstatsoft.org/index.php/jss/article/view/v107i07