| 000 | 00309pas a2200097 454500 | ||
|---|---|---|---|
| 008 | 160820b1983 xxu||||| |||| 00| 0 eng d | ||
| 022 | _a1046-8188 | ||
| 245 | _aACM TRANSACTIONS ON INFORMATION SYSTEMS | ||
| 260 |
_aNEW YORK _bASSOCIATION FOR COMPUTING MACHINERY _c1983 |
||
| 906 |
_a25(1), 2007 _b _c _dJan - Dec,2008 |
||
| 999 |
_c474974 _d474974 |
||