Indexaciones
Directorios y bases de datos
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Evaluadores de revistas académicas |
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Agregadores de políticas de acceso abierto |
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Redes académicas |
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Motores de búsqueda |
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Gestores bibliográficos
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Catálogo de bibliotecas
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Bibliotecas virtuales |
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American University |
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GTCC Libraries Guilford Technical Community College Libraries |
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