Montás Valera, María Luisa. “Improving University Management Based on Customer Satisfaction through the Net Promise Score”. Observatorio de las Ciencias Sociales en Iberoamérica 4, no. 3 (October 9, 2023): 49–57. Accessed September 19, 2026. https://ojseumed.com/index.php/ocsi/article/view/mlmv.