1. Directory of Research Journals Indexing

2. Google Scholar

3. Researchgate https://www.researchgate.net/

4.SHERPA/RoMEO (UK) (http://www.sherpa.ac.uk/romeo/index.php) - Under process

5. Citefactor (https://www.citefactor.org/) - Under process

6. EuroPub

7. Dimensions  

8. Semantic Scholar

9. ReviewerCredits

10. ResearchBib

11. ABCD