Ruiz Ávila, M. J., and I. P. Arias González. “Application of the Factorial Model in the Measurement of the Causes of Tax Evasion in Merchants in the Market: La Condamine, Oriental, Simón Bolívar and EMMPA, Period 2019”. Visionario Digital, Vol. 5, no. 3, July 2021, pp. 29-40, doi:10.33262/visionariodigital.v5i3.1745.