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Journal of Multivariate Analysis > 2005 > 93 > 2 > 375-393
Journal of Statistical Planning and Inference > 2002 > 102 > 2 > 349-358
Journal of Multivariate Analysis > 2005 > 93 > 2 > 375-393
Journal of Statistical Planning and Inference > 2002 > 102 > 2 > 349-358