Reference density trends in the major disciplines

作者：

Highlights：

• The reference density growth rate is higher in hard sciences than in soft sciences.

• Arts and Humanities and Physical Sciences have the highest degree of heterogeneity.

• There is no significant difference between Gold and Non Gold OA journals.

• There are indications that evaluation practices affect publication habits.

摘要

•The reference density growth rate is higher in hard sciences than in soft sciences.•Arts and Humanities and Physical Sciences have the highest degree of heterogeneity.•There is no significant difference between Gold and Non Gold OA journals.•There are indications that evaluation practices affect publication habits.

论文关键词：Reference density,Citation frequency,Publication habits,Open access,Scimago Journal & Country Rank

论文评审过程：Received 26 April 2017, Revised 15 November 2017, Accepted 20 November 2017, Available online 1 December 2017, Version of Record 1 December 2017.

论文官网地址：https://doi.org/10.1016/j.joi.2017.11.003