https://ccs-amsterdam.r-universe.dev/amcat4rhttps://ccs-amsterdam.r-universe.dev/api/packages/amcat4rhttps://ccs-amsterdam.r-universe.dev/amcat4r/amcat4r.pdfhttps://ccs-amsterdam.r-universe.dev/amcat4r/doc/manual.htmlhttps://ccs-amsterdam.r-universe.dev/amcat4r/citationhttps://ccs-amsterdam.r-universe.dev/amcat4r/citation.txthttps://ccs-amsterdam.r-universe.dev/amcat4r/citation.cff