https://hojsgaard.r-universe.dev/pbkrtesthttps://hojsgaard.r-universe.dev/api/packages/pbkrtesthttps://hojsgaard.r-universe.dev/pbkrtest/pbkrtest.pdfhttps://hojsgaard.r-universe.dev/pbkrtest/doc/manual.htmlhttps://hojsgaard.r-universe.dev/pbkrtest/NEWShttps://hojsgaard.r-universe.dev/pbkrtest/NEWS.txthttps://hojsgaard.r-universe.dev/pbkrtest/citationhttps://hojsgaard.r-universe.dev/pbkrtest/citation.txthttps://hojsgaard.r-universe.dev/pbkrtest/citation.cffhttps://hojsgaard.r-universe.dev/pbkrtest/doc/a01-pbkrtest.rmdhttps://hojsgaard.r-universe.dev/articles/pbkrtest/a01-pbkrtest.htmlhttps://hojsgaard.r-universe.dev/pbkrtest/doc/a02-coercion.rmdhttps://hojsgaard.r-universe.dev/articles/pbkrtest/a02-coercion.html