Title:Comparativo entre los sistemas de gestión de aprendizaje Moodle y Maat Gknowledge / Moodle and Maat Gknowledge: a comparative analysis of e-learning systems
Title:Dependencia entre ingresos y tasas de ahorro en profesionales del sur del valle de Aburrá / Dependence Between Income and Savings Rates in Professionals Located in the South of the Aburra Valley