https://r-forge.r-universe.dev/Gifihttps://r-forge.r-universe.dev/api/packages/Gifihttps://r-forge.r-universe.dev/Gifi/Gifi.pdfhttps://r-forge.r-universe.dev/Gifi/doc/manual.htmlhttps://r-forge.r-universe.dev/Gifi/NEWShttps://r-forge.r-universe.dev/Gifi/NEWS.txthttps://r-forge.r-universe.dev/Gifi/citationhttps://r-forge.r-universe.dev/Gifi/citation.txthttps://r-forge.r-universe.dev/Gifi/citation.cffhttps://r-forge.r-universe.dev/Gifi/doc/gifi_theory.Rmdhttps://r-forge.r-universe.dev/articles/Gifi/gifi_theory.htmlhttps://r-forge.r-universe.dev/Gifi/doc/homals.Rmdhttps://r-forge.r-universe.dev/articles/Gifi/homals.htmlhttps://r-forge.r-universe.dev/Gifi/doc/princals.Rmdhttps://r-forge.r-universe.dev/articles/Gifi/princals.htmlhttps://r-forge.r-universe.dev/Gifi/doc/morals.Rmdhttps://r-forge.r-universe.dev/articles/Gifi/morals.html