Indexing

1. 1. Google Scholar
2. 2. SCRIBD
3. 3. Paper ResearchBib
4. 4. JournalSeeker ResearchBib
5. 5. Semantic Scholar
6. 6. CiteSeerx
7. 7. CiteULike
8. 8. Advanced Sciences Index
9. 9. BASE (Bielefeld Academic Search Engine)
10. 10. Directory of Open Access Journals (DOAJ)
11. 11. Research Bible
12. 12. EBSCO
13. 13. WorldCat
14. 14. Elsevier
15. 15. SSRN (Social Science Research Network)
16. 16. Zenodo
17. 17. Scilit
18. 18. CAS (Chemical Abstracts Service)