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• Academic Archive On-line (Stockholm University; Sweden) (4)
• AMS Tesi di Dottorato - Alm@DL - Università di Bologna (1)
• AMS Tesi di Laurea - Alm@DL - Università di Bologna (4)
• ArchiMeD - Elektronische Publikationen der Universität Mainz - Alemanha (7)
• Aston University Research Archive (4)
• Avian Conservation and Ecology - Eletronic Cientific Hournal - Écologie et conservation des oiseaux: (4)
• Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (10)
• Biblioteca Digital da Produção Intelectual da Universidade de São Paulo (BDPI/USP) (13)
• Biodiversity Heritage Library, United States (6)
• BORIS: Bern Open Repository and Information System - Berna - Suiça (21)
• Brock University, Canada (6)
• Bucknell University Digital Commons - Pensilvania - USA (30)
• Bulgarian Digital Mathematics Library at IMI-BAS (1)
• CentAUR: Central Archive University of Reading - UK (151)
• Collection Of Biostatistics Research Archive (1)
• Consorci de Serveis Universitaris de Catalunya (CSUC), Spain (9)
• CUNY Academic Works (1)
• Dalarna University College Electronic Archive (9)
• Digital Archives@Colby (6)
• Digital Commons - Michigan Tech (23)
• Digital Commons - Montana Tech (2)
• Digital Commons @ DU | University of Denver Research (1)
• Digital Commons @ Winthrop University (2)
• Digital Commons at Florida International University (7)
• Digital Repository at Iowa State University (1)
• DigitalCommons - The University of Maine Research (9)
• DigitalCommons@The Texas Medical Center (31)
• DigitalCommons@University of Nebraska - Lincoln (16)
• Digitale Sammlungen - Goethe-Universität Frankfurt am Main (1)
• Doria (National Library of Finland DSpace Services) - National Library of Finland, Finland (5)
• Gallica, Bibliotheque Numerique - Bibliothèque nationale de France (French National Library) (BnF), France (1)
• Glasgow Theses Service (1)
• Illinois Digital Environment for Access to Learning and Scholarship Repository (1)
• Institutional Repository of Leibniz University Hannover (1)
• Instituto Politécnico do Porto, Portugal (4)
• Martin Luther Universitat Halle Wittenberg, Germany (11)
• Memoria Académica - FaHCE, UNLP - Argentina (6)
• Ministerio de Cultura, Spain (1)
• National Center for Biotechnology Information - NCBI (44)
• Nottingham eTheses (1)
• Open Access Repository of Association for Learning Technology (ALT) (1)
• Publishing Network for Geoscientific & Environmental Data (212)
• QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast (2)
• Repositório Científico da Universidade de Évora - Portugal (1)
• Repositório Científico do Instituto Politécnico de Lisboa - Portugal (1)
• Repositório da Universidade Federal do Espírito Santo (UFES), Brazil (2)
• Repositório Institucional UNESP - Universidade Estadual Paulista "Julio de Mesquita Filho" (26)
• RUN (Repositório da Universidade Nova de Lisboa) - FCT (Faculdade de Cienecias e Technologia), Universidade Nova de Lisboa (UNL), Portugal (1)
• School of Medicine, Washington University, United States (3)
• Scielo España (1)
• Scielo Saúde Pública - SP (194)
• Universidad del Rosario, Colombia (4)
• Universidad Politécnica de Madrid (14)
• Universidade do Minho (1)
• Universidade Federal do Rio Grande do Norte (UFRN) (1)
• Universitat de Girona, Spain (11)
• Universitätsbibliothek Kassel, Universität Kassel, Germany (1)
• Université de Lausanne, Switzerland (5)
• Université de Montréal, Canada (2)
• Université Laval Mémoires et thèses électroniques (1)
• University of Connecticut - USA (12)
• University of Michigan (8)
• University of Queensland eSpace - Australia (13)
• University of Southampton, United Kingdom (6)
• University of Washington (1)
• WestminsterResearch - UK (1)