https://jfy133.r-universe.dev/cuperdechttps://jfy133.r-universe.dev/api/packages/cuperdechttps://jfy133.r-universe.dev/cuperdec/cuperdec.pdfhttps://jfy133.r-universe.dev/cuperdec/doc/manual.htmlhttps://jfy133.r-universe.dev/cuperdec/NEWShttps://jfy133.r-universe.dev/cuperdec/NEWS.txthttps://jfy133.r-universe.dev/cuperdec/citationhttps://jfy133.r-universe.dev/cuperdec/citation.txthttps://jfy133.r-universe.dev/cuperdec/citation.cffhttps://jfy133.r-universe.dev/cuperdec/doc/cuperdec-intro.Rmdhttps://jfy133.r-universe.dev/articles/cuperdec/cuperdec-intro.html