Saldaña Conde, Sandra Karina, Crisanto Tenopala Hernández, Elizabeth Montiel Huerta, Gerardo Islas Téllez, and Alejandra Torres López. “Diagnosis of Customer Expectations and Perceptions in Restaurants in the State of Tlaxcala”. European Journal of Business and Management Research 7, no. 1 (February 10, 2022): 190–194. Accessed May 31, 2023. https://ejbmr.org/index.php/ejbmr/article/view/1308.