Ghosh, J KMorimoto, HYamada, Sakutaro2010-12-032010-12-031981The Annals of Statistics. V9, No.3, P514-530http://hdl.handle.net/10263/194enPairwise sufficiencyNeyman factorizationMinimalityDiscrete supportNeyman factorization and minimality of pairwise sufficient subfieldsArticle