Alfons, Andreas, Nüfer Y. Ateş, and Patrick J. F. Groenen. “Robust Mediation Analysis: The R Package Robmed”. Journal of Statistical Software 103, no. 13 (August 17, 2022): 1–45. Accessed November 24, 2024. https://www.jstatsoft.org/index.php/jss/article/view/v103i13.