2. CAS A division of the American Chemical Society
3. Directory of Open Access Scholarly Resources (ROAD)
6. CAB Abstracts database
7. Global Health Database
8. AgBiotechNet
9. Crop Science Database
10. Forest Science Database
11. Horticultural Science Database
12. Nutrition and Food Sciences Database
13. Parasitology Database
14. Soil Science Database
15. CABI (Centre for Agriculture and Biosciences International)
16. Directory of Research Journals Indexing (DRJI)
17. Google Scholar Citations
18. ICI Journals Master List
19. Trove National Library of Australia
20. Electronic Journals Library
21. University Library of Regensburg
22. Publons
23. J-Gate
24. OCLC WorldCat
25. IPIndexing
26. Higher Education Commission (HEC), Pakistan
27. Scientific Indexing Services (SIS)