Abstracting and Indexing

»Directory of Open Access Journals (DOAJ)

» ERIH PLUS – European Reference Index for the Humanities and the Social Sciences

»  ANVUR ( Italian National Agency for The Evaluation of Universities and Research Institutes)

» EBSCOhost

» EBSCO Essentials™ 

» EBSCO Discovery Service (EDS)

» EBSCO Central & Eastern European Academic Source (CEEAS)

» ISSN International Centre

» Library of Congress

» Crossref

» Crossref’s Cited-by Service

» ROAD - Directory of open access scholarly resources

» Keepers Registry-PKP Preservation Network

» Open Access Scholarly Publishing Association (OASPA)

» SHERPA/RoMEO

» Mir@bel

» Committee on Publication Ethics (COPE)

» Ulrichsweb

» J-Gate

» Google Scholar

» Mendeley

» BASE (Bielefeld Academic Search Engine)

» Scilit

» Research4Life

» CORE

» OpenAir

» KOAR: Korea Open Access platform for Researchers

» Norwegian Register For Scientific Journals (NSD)

» Dimensions, Powered by Digital Science

» Sciencegate

» OpenAlex

» TIB

» German Union Catalogue (SWB) (Germany)

» Indonesia's Research Repository (Neliti)

» Osmikon Search 

» Academia

» Index Copernicus

» KUDOS

» WorldCat

» UBL (Universitas Bibliotek Leipzig)

» Elektronische Zeitschriften

» ResearchBib

» IP Indexing

» Root Society for Indexing and Impact Factor

» I2OR

» Slideshare

» sjifactor

» International Citation Index (ICI)

» Calameo

» Opacplus

» ResearchGate

» German Union Catalogue of Serials (ZDB)

» semanticScholar

» Kurt-Schwitters-Forum Library Online Catalogue

» ULB Database

» THULB Database

» ORBIS Plus

» German Union Catalogue of Serials (ZDB)

» Southwest German Library Association (SWB)

» GVK Database Germany

» HUC Database Germany

» Regional Catalog Stock Germany

» EuroPub

» SafetyLit

» Baidu

» Scite

» Microsoft Academic

» Naver Academic

» Knihovny.cz

» Researcher.life

» Lens.org

» Academindex

» Land Portal Foundation

» OFSHOME

» LetPub

 

Libraries

» Harvard University

» Columbia University Libraries

» Technical University of Denmark

» University of Washington

 » Goethe University Frankfurt

» Universität Hamburg

» Kyushu University Library

» University of Reading

» Library of Bauhaus-Universität Weimar Germany

» Anderson University-Nicholson Library

» University of North Carolina

» National Library of Australia

» Central Michigan University Library

» Yale University Library

» Princeton University Library

» Memorial university of newfoundland

» Library Hub Discover

» University of Münster

» Stanford University

» Newcastle University

» Ghent University Library

» Ajman University Library

»UNSW Sydney University

» University of Tokyo Library System

» University of Pretoria

» Vancouver Island University

» UCL Library Services

» University of Bristol Library

» University of Strathclyde Library

»  La Trobe University Library

»  UCT Libraries

» Stockholm School of Economics Library

» ie University Library

» UNIVERSIDAD POLITÉCNICA DE MADRID Library