1. Agrawal, A.A., 2014. Four More Reasons to be Skeptical of Open Access Publishing. http://doi.org/10.1016/j.tplants.2014.01.005, PMID: 24521978
2. Antelman, K., 2017. Leveraging the growth of OA in library collection decision making. In: Proceeding From ACRL 2017: At the Helm: Leading Transformation
3. Proportion of Open Access Papers Published in Peer-Reviewed Journals at the European and World Levels: 1996–2013;Archambault,2014
4. Predatory publishers are corrupting open access;Beall;Nature,2012
5. Beall, J., 2012. Criteria for Determining Predatory Open-Access Publishers, second ed. http://scholarlyoa.come/2012/11/30criteria-for-determining-predatory-open-accesspublishers-2nd-edition/