Olea, Julio, Francisco José Abad, Vicente Ponsoda, David Aguado, and Julia Díaz. “Development, Psychometric Properties and New Validity Evidences of the Web-Based Computerized Adaptive Test of English ECat”. R.E.M.A. Revista electrónica de metodología aplicada 16, no. 1 (November 21, 2012): 50–65. Accessed May 17, 2024. https://reunido.uniovi.es/index.php/Rema/article/view/9796.