MOU, H.; LIU, L.; XU, Y. Panel Data Visualization in R (panelView) and Stata (panelview). Journal of Statistical Software, [S. l.], v. 107, n. 7, p. 1–20, 2023. DOI: 10.18637/jss.v107.i07. Disponível em: https://www.jstatsoft.org/index.php/jss/article/view/v107i07. Acesso em: 18 jul. 2024.