Abstract: This paper adopted Bradford law and academic papers citation frequency as researched object, researched about distributing rules of article's citation frequency, discussed applicability about information law in network space, got conclusion that Bradford law is applicable in networks. By adopting district analysis method on CNKI database within citation frequency about database security, distribution curve of citation frectuency was got. Contrasting with Bradford curve, this paper accomplished curve imitatation and image analysis. This paper pointed out the conclusion that citation frequency on webometrics follows the Bradford law and Bradford law has certain applicability on network space.

Key words: Webometrics, Citation frequency of an article, Bradford law, Curve emulation