Akbari Bourang, M., ajam, A. A., Ja'fari Saani, H., Saberi, R., & Shokouhi Fard, H. "Designing and Validating Quality Virtual Teaching Model in Higher Education System of Iran", Qualitative Research in Curriculum, 1, 2, 2016, 73–106. doi: 10.22054/qric.2016.7036