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• JISC Information Environment Repository (1)
• ABACUS. Repositorio de Producción Científica - Universidad Europea (1)
• Aberystwyth University Repository - Reino Unido (3)
• Acceda, el repositorio institucional de la Universidad de Las Palmas de Gran Canaria. España (1)
• Adam Mickiewicz University Repository (1)
• Aquatic Commons (10)
• ArchiMeD - Elektronische Publikationen der Universität Mainz - Alemanha (2)
• Archive of European Integration (14)
• Archivo Digital para la Docencia y la Investigación - Repositorio Institucional de la Universidad del País Vasco (1)
• Aston University Research Archive (23)
• Avian Conservation and Ecology - Eletronic Cientific Hournal - Écologie et conservation des oiseaux: (3)
• Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (4)
• Biblioteca Digital de Teses e Dissertações Eletrônicas da UERJ (1)
• Biodiversity Heritage Library, United States (2)
• BORIS: Bern Open Repository and Information System - Berna - Suiça (14)
• Boston University Digital Common (1)
• Brock University, Canada (21)
• Bulgarian Digital Mathematics Library at IMI-BAS (3)
• Cambridge University Engineering Department Publications Database (10)
• CentAUR: Central Archive University of Reading - UK (22)
• Central European University - Research Support Scheme (1)
• Chinese Academy of Sciences Institutional Repositories Grid Portal (1)
• Cochin University of Science & Technology (CUSAT), India (2)
• Coffee Science - Universidade Federal de Lavras (2)
• Collection Of Biostatistics Research Archive (1)
• Comissão Econômica para a América Latina e o Caribe (CEPAL) (10)
• CORA - Cork Open Research Archive - University College Cork - Ireland (4)
• Corvinus Research Archive - The institutional repository for the Corvinus University of Budapest (4)
• CUNY Academic Works (1)
• Dalarna University College Electronic Archive (4)
• Digital Archives@Colby (1)
• Digital Commons - Michigan Tech (1)
• Digital Commons @ DU | University of Denver Research (2)
• Digital Commons at Florida International University (32)
• DigitalCommons@The Texas Medical Center (5)
• DigitalCommons@University of Nebraska - Lincoln (3)
• DRUM (Digital Repository at the University of Maryland) (4)
• eResearch Archive - Queensland Department of Agriculture; Fisheries and Forestry (2)
• Escola Superior de Educação de Paula Frassinetti (1)
• Fachlicher Dokumentenserver Paedagogik/Erziehungswissenschaften (1)
• Greenwich Academic Literature Archive - UK (9)
• Harvard University (9)
• Helda - Digital Repository of University of Helsinki (4)
• Hospitais da Universidade de Coimbra (1)
• Indian Institute of Science - Bangalore - Índia (8)
• Instituto Politécnico do Porto, Portugal (1)
• Instituto Superior de Psicologia Aplicada - Lisboa (1)
• Línguas & Letras - Unoeste (1)
• Memorial University Research Repository (1)
• Ministerio de Cultura, Spain (10)
• National Center for Biotechnology Information - NCBI (4)
• Plymouth Marine Science Electronic Archive (PlyMSEA) (1)
• Portal de Revistas Científicas Complutenses - Espanha (5)
• Publishing Network for Geoscientific & Environmental Data (12)
• QSpace: Queen's University - Canada (4)
• QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast (82)
• Queensland University of Technology - ePrints Archive (83)
• RCAAP - Repositório Científico de Acesso Aberto de Portugal (1)
• ReCiL - Repositório Científico Lusófona - Grupo Lusófona, Portugal (2)
• Repositorio Académico de la Universidad Nacional de Costa Rica (5)
• Repositório Científico da Escola Superior de Enfermagem de Coimbra (3)
• Repositório Científico da Universidade de Évora - Portugal (3)
• Repositório Científico do Instituto Politécnico de Santarém - Portugal (1)
• Repositorio de la Universidad de Cuenca (1)
• Repositório Institucional da Universidade de Aveiro - Portugal (1)
• Repositorio Institucional de la Universidad de El Salvador (1)
• Repositorio Institucional de la Universidad de Málaga (1)
• Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (29)
• Research Open Access Repository of the University of East London. (3)
• RUN (Repositório da Universidade Nova de Lisboa) - FCT (Faculdade de Cienecias e Technologia), Universidade Nova de Lisboa (UNL), Portugal (2)
• Savoirs UdeS : plateforme de diffusion de la production intellectuelle de l’Université de Sherbrooke - Canada (1)
• School of Medicine, Washington University, United States (2)
• Scielo España (1)
• Universidad de Alicante (6)
• Universidad del Rosario, Colombia (4)
• Universidad Politécnica de Madrid (11)
• Universidade de Lisboa - Repositório Aberto (2)
• Universidade Federal do Rio Grande do Norte (UFRN) (6)
• Universidade Técnica de Lisboa (1)
• Universitat de Girona, Spain (1)
• Universitätsbibliothek Kassel, Universität Kassel, Germany (3)
• Université de Montréal, Canada (2)
• Université Laval Mémoires et thèses électroniques (1)
• University of Canberra Research Repository - Australia (1)
• University of Connecticut - USA (3)
• University of Michigan (190)
• University of Queensland eSpace - Australia (24)
• University of Southampton, United Kingdom (1)
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• WestminsterResearch - UK (2)
• Worcester Research and Publications - Worcester Research and Publications - UK (3)