1. Journal Declarations of Independencehttp://oad.simmons.edu/oadwiki/Journal_declarations_of_independence
2. Soaring Prices Spur a Revolt in Scientific Publishinghttps://www.nytimes.com/1998/12/08/health/soaring-prices-spur-a-revolt-in-scientific-publishing.html
3. Mass Resignations at Wiley Journal over Academic Independencehttps://www.timeshighereducation.com/news/mass-resignations-wiley-journal-over-academic-independence
4. ARL Statistics 2004-2005;Kyrillidou,2006
5. Report of the ARL Serials Prices Project: A Compilation of Reports Examining the Serials Prices Problem,1989