https://enricoschumann.r-universe.dev/textutilshttps://enricoschumann.r-universe.dev/api/packages/textutilshttps://enricoschumann.r-universe.dev/textutils/textutils.pdfhttps://enricoschumann.r-universe.dev/textutils/doc/manual.htmlhttps://enricoschumann.r-universe.dev/textutils/NEWShttps://enricoschumann.r-universe.dev/textutils/NEWS.txthttps://enricoschumann.r-universe.dev/textutils/citationhttps://enricoschumann.r-universe.dev/textutils/citation.txthttps://enricoschumann.r-universe.dev/textutils/citation.cffhttps://enricoschumann.r-universe.dev/textutils/doc/btable.Rnwhttps://enricoschumann.r-universe.dev/articles/textutils/btable.pdf