Design and construction of a teaching prototype for the study of control strategies applied to the ventilation of gas in underground mines od Niño-Tec, John Jairo, Moreno, Marlon Mauricio, Nova, Juan Diego, Salamanca, Juan Mauricio

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Diagnosis and study of health and safety at work of timber sector in Sogamoso city od Panqueva-Triana, Mayra Alejandra, González-Pulido, Andrés Felipe, Alvarado-Benavides, Fredy Enrique, Moreno-Zambrano, Eduardo

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