https://annelyng.r-universe.dev/RTSAhttps://annelyng.r-universe.dev/api/packages/RTSAhttps://annelyng.r-universe.dev/RTSA/RTSA.pdfhttps://annelyng.r-universe.dev/RTSA/doc/manual.htmlhttps://annelyng.r-universe.dev/RTSA/citationhttps://annelyng.r-universe.dev/RTSA/citation.txthttps://annelyng.r-universe.dev/RTSA/citation.cff