https://weiliang.r-universe.dev/MMDvariancehttps://weiliang.r-universe.dev/api/packages/MMDvariancehttps://weiliang.r-universe.dev/MMDvariance/MMDvariance.pdfhttps://weiliang.r-universe.dev/MMDvariance/doc/manual.htmlhttps://weiliang.r-universe.dev/MMDvariance/NEWShttps://weiliang.r-universe.dev/MMDvariance/NEWS.txthttps://weiliang.r-universe.dev/MMDvariance/citationhttps://weiliang.r-universe.dev/MMDvariance/citation.txthttps://weiliang.r-universe.dev/MMDvariance/citation.cff