Research Square

Research Rabbit

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ResearchGate

researchgate.net

R Discovery

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Researcher

researcher-app.com

Presearch

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ProQuest RefWorks

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Scopus

scopus.com

ScienceDirect

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Scholars

scholars.io

ReadCube

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Researcher.Life

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Research Solutions

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figshare

figshare.com

ProQuest

proquest.com

F1000 research

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Crossref

crossref.org

PaperBrain

paperbrain.study

R Pubsure

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Research Studio

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Sage

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R Concept

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SciRate

scirate.com

ssrn.com

ssrn.com

CloudResearch

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