Factors for the implementation of the circular economy in Big Data environments in service companies in post pandemic times of COVID-19: The case of Colombia. - Carlos Alberto Almanza Junco; Marial del Pilar Pulido Ramirez; Mercedes Gaitán-Angulo; Melva Inés Gómez-Caicedo; Álvaro Luis Mercado Suárez (Frontiers Big Data, 2023)