Velazco, Derling José Mendoza, Magda Francisca Cejas Martínez, Mercedes Navarro Cejas, María Hipatia Delgado Demera, and Silvia Marieta Aldaz Hernández. 2021. “The Development of Digital Competences for University Tourism Teachers”. International Journal of Learning, Teaching and Educational Research 20 (6):403-25. https://ijlter.myres.net/index.php/ijlter/article/view/95.