Google Scholar
Bibliographic Database
Website: https://scholar.google.com

Elsevier SSRN
Abstracting & Indexing Database
Website: https://www.ssrn.com/index.cfm/en

Academia.edu
Article Repository Site
Website: https://www.academia.edu

Crossref
DOI Foundation
Website: https://www.crossref.org

CiteFactor
Directory Indexing
Website: https://www.citefactor.org

Research Gate
Commercial Research Network
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Google LLC
Online Search Engine
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CiteSeerX
Scientific Digital Library
Website: https://citeseerx.ist.psu.edu/index

WorldCat
Global Library Catalog
Website: https://www.worldcat.org

Publons
Peer Review System
Website: https://publons.com

Directory of Res. J. Indexing
Indexing Database
Website: http://olddrji.lbp.world

Issuu, Inc.
Electronic Publication
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Professional Document Hosting
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