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1.
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Integración laboral en la zona de integración fronteriza Táchira – Norte de Santander, Labor integration in the border integration zone area of Táchira – north de Santander Caraballo, Leonardo Javier
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2.
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Effect of soil water regime and grazing on vegetation diversity and production in a hyperseasonal savanna in the Apure Llanos, Venezuela Sarmiento, Guillermo - Pinillos, Marcela - Pereira da Silva, Marta - Acevedo N., Dimas R.
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