https://ropensci.r-universe.dev/tracererhttps://ropensci.r-universe.dev/api/packages/tracererhttps://ropensci.r-universe.dev/tracerer/tracerer.pdfhttps://ropensci.r-universe.dev/tracerer/doc/manual.htmlhttps://ropensci.r-universe.dev/tracerer/NEWShttps://ropensci.r-universe.dev/tracerer/NEWS.txthttps://ropensci.r-universe.dev/tracerer/citationhttps://ropensci.r-universe.dev/tracerer/citation.txthttps://ropensci.r-universe.dev/tracerer/citation.cffhttps://ropensci.r-universe.dev/tracerer/doc/demo.Rmdhttps://ropensci.r-universe.dev/articles/tracerer/demo.html