Alassaf, Pierre, és Zsigmond Gábor Szalay. 2020. „Transformation Toward E-Learning: Experience from the Sudden Shift to E-Courses at COVID-19 Time in Central European Countries; Students’ Satisfaction Perspective”. Studia Mundi – Economica 7 (3): 75-85. https://doi.org/10.18531/Studia.Mundi.2020.07.03.75-85.