E. C. Borja Salazar, A. P. Mena Barthelotty, E. M. Pacheco Pruna, y Y. M. Herrera Guanoquiza, «Effectiveness of virtual reality technologies in learning English as a foreign language in university students: a systematic review», ASCE, vol. 4, n.º 4, pp. 2797–2815, dic. 2025.