References
- Anderson, K. (2018, August 23). The new plugins—What goals are the access solutions pursuing? The Scholarly Kitchen. https://scholarlykitchen.sspnet.org/2018/08/23/new-plugins-kopernio-unpaywall-pursuing/
- Boudry, C., & Chartron, G. (2017). Availability of digital object identifiers in publications archived by PubMed. Scientometrics, 110(3), 1453–1469. https://doi.org/10.1007/s11192-016-2225-6
- Gorraiz, J., Melero-Fuentes, D., Gumpenberger, C., & Valderrama-Zurián, J. C. (2016). Availability of digital object identifiers (DOIs) in Web of Science and Scopus. Journal of Informetrics, 10(1), 98–109. https://doi.org/10.1016/j.joi.2015.11.008
- Hoy, M. B. (2019). New tools for finding full-text articles faster: Kopernio, Nomad, Unpaywall, and more. Medical Reference Services Quarterly, 38(3), 287–292. https://doi.org/10.1080/02763869.2019.1629215
- Third Iron. (n.d.). Third Iron usage statistics. Third Iron Support. https://support.thirdiron.com/support/solutions/articles/72000570016-third-iron-usage-statistics