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Validation/IP Validation - Verification by a database vendor that a user is connecting through an Internet address that is authorized by the vendor or database supplier to use a database. See Also: Authentication, Proxy Service
Virtual Library - Usually refers to electronic information sources available within the library or remotely accessible.
Volume - A grouping of periodical issues in chronological order over a specified period of time. Periodicals are often assigned one volume number per year, but there can be more than one volume per year, especially if the periodical is published weekly.
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