https://raphaels1.r-universe.dev/param6https://raphaels1.r-universe.dev/api/packages/param6https://raphaels1.r-universe.dev/param6/param6.pdfhttps://raphaels1.r-universe.dev/param6/doc/manual.htmlhttps://raphaels1.r-universe.dev/param6/NEWShttps://raphaels1.r-universe.dev/param6/NEWS.txthttps://raphaels1.r-universe.dev/param6/citationhttps://raphaels1.r-universe.dev/param6/citation.txthttps://raphaels1.r-universe.dev/param6/citation.cff