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    • Estrategias para el mejoramiento la cadena de suministro del carbón en Norte de Santander, Colombia 

      Cano, Jose Alejandro; Panizo, Cesar Augusto; García Gomez, Fabio Humberto; Rodríguez, Jorge Enrique (Boletín De Ciencias De La TierraMedellín, Colombia, 2015-07-01)
      This article aims to structure and characterize the supply chain of coal in Norte de Santander, identifying the main factors influencing the improvement of it. In this sense, an information search on secondary sources is ...