https://richardli.r-universe.dev/SUMMERhttps://richardli.r-universe.dev/api/packages/SUMMERhttps://richardli.r-universe.dev/SUMMER/SUMMER.pdfhttps://richardli.r-universe.dev/SUMMER/doc/manual.htmlhttps://richardli.r-universe.dev/SUMMER/NEWShttps://richardli.r-universe.dev/SUMMER/NEWS.txthttps://richardli.r-universe.dev/SUMMER/citationhttps://richardli.r-universe.dev/SUMMER/citation.txthttps://richardli.r-universe.dev/SUMMER/citation.cffhttps://richardli.r-universe.dev/SUMMER/doc/u5mr-dhs-vignette.html.asishttps://richardli.r-universe.dev/articles/SUMMER/u5mr-dhs-vignette.htmlhttps://richardli.r-universe.dev/SUMMER/doc/u5mr-vignette.html.asishttps://richardli.r-universe.dev/articles/SUMMER/u5mr-vignette.htmlhttps://richardli.r-universe.dev/SUMMER/doc/small-area-estimation.html.asishttps://richardli.r-universe.dev/articles/SUMMER/small-area-estimation.htmlhttps://richardli.r-universe.dev/SUMMER/doc/cluster-model-vignette.html.asishttps://richardli.r-universe.dev/articles/SUMMER/cluster-model-vignette.html