Statistics & Probability Letters
Statistics and Probability Letters > 2006 > 76 > 2 > 153-160
Statistics and Probability Letters > 2006 > 76 > 2 > 169-181
Statistics and Probability Letters > 2006 > 76 > 4 > 327-339
Statistics and Probability Letters > 2006 > 76 > 4 > 412-422