Bonilla-Santos, J.; Gonzalez-Hernandez, A.; Yepes-Artunduaga, S. B.; España-Parrasi, L. J.; Villarreal-Ruiz, E. Characterization of the Executive Component in Operational Staff of the Hydrocarbon Sector. rev.ing.univ.Medellin 2018, 16 (31), 219-230. https://doi.org/10.22395/rium.v16n31a11.