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_a681.14(05) _bCOMM |
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| 245 | _aCommunications of the association of computing machinery(acm) | ||
| 260 |
_aNew York _bAssociation of computing machinery _c1958 _99224 |
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| 500 | _aLib. has v.29(1986) | ||
| 942 | _cBV | ||
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