https://drewdstat.r-universe.dev/wqspthttps://drewdstat.r-universe.dev/api/packages/wqspthttps://drewdstat.r-universe.dev/wqspt/wqspt.pdfhttps://drewdstat.r-universe.dev/wqspt/doc/manual.htmlhttps://drewdstat.r-universe.dev/wqspt/NEWShttps://drewdstat.r-universe.dev/wqspt/NEWS.txthttps://drewdstat.r-universe.dev/wqspt/citationhttps://drewdstat.r-universe.dev/wqspt/citation.txthttps://drewdstat.r-universe.dev/wqspt/citation.cffhttps://drewdstat.r-universe.dev/wqspt/doc/introduction.Rmdhttps://drewdstat.r-universe.dev/articles/wqspt/introduction.html