León-Vega, L., Ron-Amores, E. e Vergara-Romero, A. 2023. The challenges of taxation in the digital economy: analysis of the Ecuadorian tax system. Amazonia Investiga. 12, 61 (fev. 2023), 262–275. DOI:https://doi.org/10.34069/AI/2023.61.01.27.