Methodology and features of assessing the economic effect of implementing digital educational environment models in secondary vocational and higher education systems - Fedotov, Alexander V.; Polushkina, Elena A. (Vestnik Rossiĭskogo universiteta druzhby narodov. Serii͡a︡ Informatizat͡s︡ii͡a︡ obrazovanii͡a, 2021)
Keywords: distance learning technologies; e-learning; economic impact assessment; higher education; secondary vocational education