Statistics & Probability Letters
Statistics and Probability Letters > 2004 > 66 > 3 > 347-354
Statistics and Probability Letters > 2004 > 67 > 3 > 213-220
Statistics and Probability Letters > 2004 > 66 > 3 > 347-354
Statistics and Probability Letters > 2004 > 67 > 3 > 213-220