-凯发平台

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200|10|▼acommunications of the acm▼fa-
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207| 0|▼av.1, no.11 (1958)-
210|  |▼anew york, n.y.▼cthe association
421| 1|▼15301 ▼adigital computer newsletter
430|  |▼12001▼acommunications of the -
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532|1 |▼acommunications of the associ-
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541|1 |▼a美国计算机协会通讯
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711|0 |▼aassociation for computing machinery
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