Ghosh, J KMukherjee, Rahul2012-06-122012-06-121995Journal of royal statistical society,series-B,V57,P561-769http://hdl.handle.net/10263/4277enEllipsoidal regionHighest posterior density regionLocation scale modelMinimal perturbutionOn perturbed ellipsoidal and highest posterior density regions with aproximate frequentist validityArticle