Lora-Guzmán, H.S. et al. 2020. Management by Competencies as a Strategy for the Improvementof Efficiency and Organizational Effectiveness. Saber, Ciencia y Libertad. 15, 1 (May 2020), 83–94. DOI:https://doi.org/10.18041/2382-3240/saber.2020v15n1.6291.