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    Article

    Theoretical foundation of the 80/20 rule

    A rigorous analysis of the 80/20 rule is made using an index for the observed values of the variables. Three important findings are identified. First, a sufficient condition is provided for Burrell's inverse r...

    Ye-Sho Chen, P. Pete Chong, Yueguo Tong in Scientometrics (1993)

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    Article

    Bradford's law: An index approach

    A rigorous analysis of Bradford's law is made using an index for the observed values of the variables. Three important properties relating size and frequency are identified. Using this approach, the shape of B...

    Ye-Sho Chen, F. F. Leimkuhler in Scientometrics (1987)