Thioulouse J, Dray S. Interactive Multivariate Data Analysis in R with the ade4 and ade4TkGUI Packages. J. Stat. Soft. [Internet]. 2007 Sep. 2 [cited 2024 Nov. 21];22(5):1-14. Available from: https://www.jstatsoft.org/index.php/jss/article/view/v022i05