Espinoza-Audelo, Luis Fernando. “Current Situation of Competitiveness and Sustainability and COVID-19”. Inquietud Empresarial 20, no. 2 (December 1, 2020): I-III. Accessed December 3, 2024. https://revistas.uptc.edu.co/index.php/inquietud_empresarial/article/view/12119.