Zabolotniaia, M., Cheng, Z., Dorozhkin, E., & Lyzhin, A. (2020). Retracted Article: Use of the LMS Moodle for an Effective Implementation of an Innovative Policy in Higher Educational Institutions. International Journal of Emerging Technologies in Learning (iJET), 15(13), pp. 172–189. https://doi.org/10.3991/ijet.v15i13.14945