1. History of the journal Nature http://www.nature.com/nature/history/timeline_1960s.html
2. Editorial: is peer review censorship?;Casadevall;Infect Immun,2009
3. MEDLINE journal selection fact sheet http://www.nlm.nih.gov/pubs/factsheets/jsel.html
4. Beall's list Potential, possible or probable predatory scholarly open-access publishers http://scholarlyoa.com/publishers/