https://niccologalatioto.r-universe.dev/hydRenghttps://niccologalatioto.r-universe.dev/api/packages/hydRenghttps://niccologalatioto.r-universe.dev/hydReng/hydReng.pdfhttps://niccologalatioto.r-universe.dev/hydReng/doc/manual.htmlhttps://niccologalatioto.r-universe.dev/hydReng/citationhttps://niccologalatioto.r-universe.dev/hydReng/citation.txthttps://niccologalatioto.r-universe.dev/hydReng/citation.cff