Abstract
The following problem has never been studied : Given A, the total number of items (e.g. articles) and T, the total number of sources (e.g. journals that contain these articles) (hence A>T), when is there a Lotka function.
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Egghe, L. The source-item coverage of the Lotka function. Scientometrics 61, 103–115 (2004). https://doi.org/10.1023/B:SCIE.0000037366.83414.09
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DOI: https://doi.org/10.1023/B:SCIE.0000037366.83414.09