García Ramírez, F. et al. 2018. Analysis of the impact of information and communication technologies on small and medium-sized companies in Cartagena. Saber, Ciencia y Libertad. 13, 2 (Jun. 2018), 147–162. DOI:https://doi.org/10.18041/2382-3240/saber.2018v13n2.4630.