https://bbcrown.r-universe.dev/solradhttps://bbcrown.r-universe.dev/api/packages/solradhttps://bbcrown.r-universe.dev/solrad/solrad.pdfhttps://bbcrown.r-universe.dev/solrad/doc/manual.htmlhttps://bbcrown.r-universe.dev/solrad/NEWShttps://bbcrown.r-universe.dev/solrad/NEWS.txthttps://bbcrown.r-universe.dev/solrad/citationhttps://bbcrown.r-universe.dev/solrad/citation.txthttps://bbcrown.r-universe.dev/solrad/citation.cff