1. Altmetric. (2020). What are Altmetrics? https://www.altmetric.com/about-altmetrics/what-are-altmetrics/
2. Clarivate Analytics. (n.d). Journal Impact Factor. http://help.incites.clarivate.com/inCites2Live/indicatorsGroup/aboutHandbook/usingCitationIndicatorsWisely/jif/version/9
3. null
4. Eigenfactor. (n.d.) About the Eigenfactor project. http://eigenfactor.org/about.php
5. Elsevier. (2020). CiteScore metrics. https://www.elsevier.com/__data/assets/pdf_file/0008/318284/ACAD_L_SC_FS_CitesScoreMetrics_2020_FINAL_Web.pdf