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Start Over Language spanish Journal boletin de ciencias de la tierra Region colombia
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1. Oportunidades para la formulación de un modelo de negocio sostenible en torno a la minería aurífera informal a pequeña escala.

Author

Velilla-Avilez, Danilo Arturo and Restrepo-Baena, Oscar Jaime

Subjects
ECONOMIC activity, INFORMATION resources, FEDERAL government, BUSINESS models, MINES & mineral resources, GOLD mining
Abstract

Copyright of Boletín de Ciencias de la Tierra is the property of Universidad Nacional de Colombia and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Published
2020

2. Los temblores de 1730; sismos olvidados que afectaron a Medellín.

Author

Caballero Acosta, José Humberto

Subjects
EARTHQUAKES, SEISMOLOGICAL research, EARTH movements, NATURAL disasters
Abstract

Copyright of Boletín de Ciencias de la Tierra is the property of Universidad Nacional de Colombia and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Published
2014
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