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ISSN: 2157-7129
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ISSN: 0716-4254
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Publisher: Universidad Complutense de Madrid
ISSN: 0214-6452
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ISSN: 0004-0428
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ISSN: 1989-9262
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Publisher: Universidade de São Paulo (Brazil)
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Publisher: Universidad Autonoma del Caribe (Colombia)
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Publisher: Universidad Complutense de Madrid
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ISSN: 2449-6340
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Publisher: Universidad de Murcia
ISSN: 1989-8452
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Publisher: Universidad de Zaragoza (Spain)
ISSN: 0213-1498
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Publisher: Universidad Distrital Francisco José de Caldas (Colombia)
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