https://cran.r-universe.dev/quaqcrhttps://cran.r-universe.dev/api/packages/quaqcrhttps://cran.r-universe.dev/quaqcr/quaqcr.pdfhttps://cran.r-universe.dev/quaqcr/doc/manual.htmlhttps://cran.r-universe.dev/quaqcr/NEWShttps://cran.r-universe.dev/quaqcr/NEWS.txthttps://cran.r-universe.dev/quaqcr/citationhttps://cran.r-universe.dev/quaqcr/citation.txthttps://cran.r-universe.dev/quaqcr/citation.cff