https://cran.r-universe.dev/HOIFCarhttps://cran.r-universe.dev/api/packages/HOIFCarhttps://cran.r-universe.dev/HOIFCar/HOIFCar.pdfhttps://cran.r-universe.dev/HOIFCar/doc/manual.htmlhttps://cran.r-universe.dev/HOIFCar/citationhttps://cran.r-universe.dev/HOIFCar/citation.txthttps://cran.r-universe.dev/HOIFCar/citation.cff