Gumucio-Escobar, Alejandro Andres. 2023. “The Incorporation of the QR Payment System: An Analysis of the Impact on SMEs in Cochabamba, Bolivia”. YUYAY: Estrategias, Metodologías & Didácticas Educativas 2 (1): 178-202. https://doi.org/10.59343/yuyay.v2i1.41.