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|a Gómez Celis, Samuel
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|a Publicaciones SENA
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|a El sostenimiento de las vías en la mina como factor de seguridad /
|c Samuel Gómez Celis.
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|a Tunja :
|b SENA,
|c [1987?].
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|a 27 páginas :
|b ilustraciones ;
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|a El sostenimiento como elemento de seguridad -- Preparación y colocación segura de los elementos de sostenimiento -- Aspecto seguros en el sostenimiento
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|a Minas
|x Medidas de seguridad
|2 Armarc
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|x Protección
|2 Armarc
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|a Servicio Nacional de Aprendizaje (SENA, Colombia)
|b Regional Boyacá
|c Centro Nacional Minero
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