Azizi, Maral, Rassaei, Ehsan, Bagheri, Mohammadsadegh. Iranian EFL Learners’ Understanding of Ubiquitous Learning: Examining Factors Affecting L2 Learner’s Classroom Achievement Using Structural Equation Modeling <br> DOR: 20.1001.1.23223898.2021.9.36.6.2. . 2021;9(36):77-90. doi: