Statistics & Probability Letters
Statistics and Probability Letters > 1996 > 31 > 1 > 69-74
Statistics and Probability Letters > 1996 > 31 > 2 > 75-83
Statistics and Probability Letters > 1996 > 31 > 1 > 69-74
Statistics and Probability Letters > 1996 > 31 > 2 > 75-83