Statistics & Probability Letters
Statistics and Probability Letters > 2004 > 66 > 4 > 399-405
Statistics and Probability Letters > 2004 > 67 > 2 > 111-119
Statistics and Probability Letters > 2004 > 68 > 4 > 383-393
Statistics and Probability Letters > 2004 > 66 > 4 > 399-405
Statistics and Probability Letters > 2004 > 67 > 2 > 111-119
Statistics and Probability Letters > 2004 > 68 > 4 > 383-393