Educational quality management model for the francisco de paula santander university ocaña section under the NTC ISO 21001: 2019. Rev. Elect. Invest. Ciencias Econ. [Internet]. 2023 Aug. 18 [cited 2025 Aug. 6];11(21):398-40. Available from: https://revistas.unan.edu.ni/index.php/reice/article/view/2551