Gumucio-Escobar, Alejandro Andres. “The Incorporation of the QR Payment System: An Analysis of the Impact on SMEs in Cochabamba, Bolivia”. YUYAY: Estrategias, Metodologías & Didácticas Educativas, vol. 2, no. 1, Oct. 2023, pp. 178-02, https://doi.org/10.59343/yuyay.v2i1.41.