https://vsimko.r-universe.dev/rroadhttps://vsimko.r-universe.dev/api/packages/rroadhttps://vsimko.r-universe.dev/rroad/rroad.pdfhttps://vsimko.r-universe.dev/rroad/doc/manual.htmlhttps://vsimko.r-universe.dev/rroad/citationhttps://vsimko.r-universe.dev/rroad/citation.txthttps://vsimko.r-universe.dev/rroad/citation.cffhttps://vsimko.r-universe.dev/rroad/doc/RoadFeatures.Rmdhttps://vsimko.r-universe.dev/articles/rroad/RoadFeatures.html