PDF(4116 KB)
On the Obsolescence Models of Scientific Literature and the Calculation of Obsolescence Rate
Jing Peidong, Wang Wei
Library and Information Service ›› 1999, Vol. 43 ›› Issue (6) : 16-20.
PDF(4116 KB)
PDF(4116 KB)
On the Obsolescence Models of Scientific Literature and the Calculation of Obsolescence Rate
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