https://jleydold.r-universe.dev/GIGrvghttps://jleydold.r-universe.dev/api/packages/GIGrvghttps://jleydold.r-universe.dev/GIGrvg/GIGrvg.pdfhttps://jleydold.r-universe.dev/GIGrvg/doc/manual.htmlhttps://jleydold.r-universe.dev/GIGrvg/NEWShttps://jleydold.r-universe.dev/GIGrvg/NEWS.txthttps://jleydold.r-universe.dev/GIGrvg/citationhttps://jleydold.r-universe.dev/GIGrvg/citation.txthttps://jleydold.r-universe.dev/GIGrvg/citation.cff