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The half‐life of the chemical literature

 

作者: Pauline Brown,  

 

期刊: Journal of the American Society for Information Science  （WILEY Available online 1980）
卷期: Volume 31, issue 1  

页码: 61-63

 

ISSN:0002-8231

 

年代: 1980

 

DOI:10.1002/asi.4630310108

 

出版商: Wiley Subscription Services, Inc., A Wiley Company

 

数据来源: WILEY

 

摘要:

AbstractThe average citation per article in chemistry by age of citation is related to the Poisson frequency distribution. This provides a formula for calculation of a half‐life for chemistry which depends on the structure of the research front exhibited in the literatur

 

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