https://cran.r-universe.dev/CUBhttps://cran.r-universe.dev/api/packages/CUBhttps://cran.r-universe.dev/CUB/CUB.pdfhttps://cran.r-universe.dev/CUB/doc/manual.htmlhttps://cran.r-universe.dev/CUB/citationhttps://cran.r-universe.dev/CUB/citation.txthttps://cran.r-universe.dev/CUB/citation.cffhttps://cran.r-universe.dev/CUB/doc/CUBvignette-knitr.Rnwhttps://cran.r-universe.dev/articles/CUB/CUBvignette-knitr.pdf