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• Aberystwyth University Repository - Reino Unido (1)
• Aquatic Commons (113)
• Archivo Digital para la Docencia y la Investigación - Repositorio Institucional de la Universidad del País Vasco (1)
• Biblioteca Digital da Câmara dos Deputados (1)
• Biodiversity Heritage Library, United States (3)
• Brock University, Canada (2)
• Bucknell University Digital Commons - Pensilvania - USA (1)
• CaltechTHESIS (1)
• Cambridge University Engineering Department Publications Database (2)
• CentAUR: Central Archive University of Reading - UK (2)
• Center for Jewish History Digital Collections (6)
• Chinese Academy of Sciences Institutional Repositories Grid Portal (1)
• Comissão Econômica para a América Latina e o Caribe (CEPAL) (2)
• Cornell: DigitalCommons@ILR (2)
• DigitalCommons@The Texas Medical Center (2)
• Duke University (2)
• eResearch Archive - Queensland Department of Agriculture; Fisheries and Forestry (3)
• Helda - Digital Repository of University of Helsinki (7)
• Publishing Network for Geoscientific & Environmental Data (1)
• Queensland University of Technology - ePrints Archive (57)
• Universidad Autónoma de Nuevo León, Mexico (1)
• University of Michigan (786)
• USA Library of Congress (2)