1. Google Scholar,
  2. One Search Indonesia,
  3. Neliti,
  4. BASE,
  5. PKP Index,
  6. ISJD
  7. Crossref
  8. Scilit
  9. Garuda (Gerbang Rujukan Digital) DIKTI
  10. Microsoft Academic
  11. WorldCat
  12. Dimensions
  13. Mendeley
  14. SINTA