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1 gen 1937 anni - Ley de Bradford

Descrizione:

Es un modelo descrito originalmente por Samuel C. Bradford para estimar la disminución exponencial de rendimiento (decreciente) de ampliar la búsqueda de las referencias en las revistas científicas.

Aggiunto al nastro di tempo:

catalogacion

ByRosaura Cruz Huerta
10 ott 2020
0
0
442

Data:

1 gen 1937 anni
Adesso
~ 88 years ago
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