Saldaña Conde, S. K., C. T. Hernández, E. M. Huerta, G. I. Téllez, and A. T. López. “Diagnosis of Customer Expectations and Perceptions in Restaurants in the State of Tlaxcala”. European Journal of Business and Management Research, vol. 7, no. 1, Feb. 2022, pp. 190-4, doi:10.24018/ejbmr.2022.7.1.1308.