https://shengxintu.r-universe.dev/rankCorrhttps://shengxintu.r-universe.dev/api/packages/rankCorrhttps://shengxintu.r-universe.dev/rankCorr/rankCorr.pdfhttps://shengxintu.r-universe.dev/rankCorr/doc/manual.htmlhttps://shengxintu.r-universe.dev/rankCorr/citationhttps://shengxintu.r-universe.dev/rankCorr/citation.txthttps://shengxintu.r-universe.dev/rankCorr/citation.cff