data.table 1.12.6 https://cran.r-project.org/web/packages/data.table/index.html data.tree 0.7.5 https://cran.r-project.org/web/packages/data.tree/index.html datasauRus 0.1.4 https://cran.r-project.org/web/packages/datasauRus/index.html semantische modellen 3.4.4 N.v.t. datum 1.2-38...