1. Scopus
  2. EBSCO
  3. Index Copernicus
  4. SJR : Scientific Journal Rankings
  5. ASI: Advance Science Index (European Science evaluation center)
  6. COPE
  7. Directory of Open Access Scholarly Resources (ROAD)   
  8. Electronic journals Library (EZB)
  9. Ulrichsweb
  10. BASE
  11. Google Scolar
  12. Magiran
  13. Civilica
  14. Journal Index
  15. CiteFactor
  16. INTERNATIONAL INSTITUTE OF ORGANIZED RESEARCH (I2OR)