Sen, Pranab KumarSengupta, Debapriya2013-06-142013-06-141991CASTAM, v 20, no 11, p 3551-3580http://hdl.handle.net/10263/5422enPitman closest estimatorPositive-rule versionPositivelyHomogeneous coneQuadratic lossRestricted MLETransitivenessOn characterizations of Pitman closeness of some shrinkage estimatorsArticle