Montero-Mora, Judith Guadalupe, and Rosa María Cantón-Croda. “Validation of an Instrument to Measure User Satisfaction in Private Sector Education Institutions: City of Xalapa-Enríquez (Mexico)”. Innovaciones Educativas, vol. 22, no. 32, June 2020, pp. 122-36, doi:10.22458/ie.v22i32.2727.