一本大道在线直播

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            A.M. TURING AWARD WINNERS BY...

            Edgar F. ("Ted") Codd DL Author Profile link

            United States – 1981
            Research Subjects

            Databases

            Bibliometrics: publication history
            Publication years1952-2007
            Publication count31
            Citation Count2,202
            Available for download22
            Downloads (6 Weeks)724
            Downloads (12 Months)5,751
            一本大道在线直播

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