Grimaldo Guerrero, J. W., Rodríguez Toscano, A. D., Vidal Pacheco, L., & Osorio Tovar, J. (2018). Analysis of the Energetic and Productive Effects Derived by the Installation of a Conveyor Belt in the Metal-mechanic Industry. International Journal of Energy Economics and Policy, 8(6), 196–201. Retrieved from https://econjournals.com/index.php/ijeep/article/view/7066