Indexing/Abstracting

Aarhus University Library

Alliant International University Library

Bibliotheksservice-Zentrum Baden-Württemberg (BSZ)

British Library

Caltech Library

Cardiff University Library 

Columbia University Libraries

Charles Darwin University Library

Copenhagen Business School Library

DOAJ – Directory of Open Access Journals

EBSCOhost Publishing

Erasmus University Rotterdam Library

The European Library

Georgetown University Libraries

Global Impact Factor

Google Scholar

Griffith University Library

Index Copernicus International

Institute of Technology, Carlow

Harvard University Library

London's Global University

Massachusetts Institute of Technology Library

Murdoch University Library

Open Access Journals Search Engine

Pennsylvania State University Library

Polytechnic University of Milan Library

Princeton University Library

Proquest –Serials Solutions

Simon Fraser University Library

State and University Library of Denmark

Thompson Reuters

The University of Manchester Library

ULRICHSWEBTM Global Series Directory

Universiti Teknikal Malaysia Melaka (UTeM) Library 

University of Aberdeen Library

University of Alicante Library

VU University of Amsterdam Library

University of Bath Library

University of Brighton Library

University of Denver Libraries

University of East Anglia Library

University of Hamburg Library

University of Hertfordshire Library

University of Leipzig Library

University of Melbourne Library

University of New Brunswick Libraries

University of Oxford Library

University of Padua Library

University of Sheffield Library

University of Sheffield Hallam Library

University of Stanford Libraries

University of York Library 

Utrecht University Library