00303nam a2200121Ia 4500082002200000100000700022245003600029260007000065300002300135490001300158500000500171700000500176  a518.5425SPbSp761  ad  aS-PLUS version 3.3 Supplementb  aWashingtonbStatistical Science A Division of Mathsoft Inc.c1995  av.p eIndex, Bibl.  aMathsoft  a  a