1. R. Sekar, “Teaching is a noble profession,” Int. J. Adv. Sci. Res. \& Dev., vol. 4, no. 11, pp. 54–55, 2017.
2. I. E. Allen and J. Seaman, Online nation: Five years of growth in online learning. ERIC, 2007.
3. B. Weiner, “Human Motivation: Metaphors, Theories and Research.” SAGE Publications, 1992.
4. A. Ververis and A. Apostolis, “Online music education in the era of COVID-19: Teaching instruments in public music secondary schools of Greece during the 2020 lockdown,” in Proceedings of ICSES 2020-International Conference on studies in education and social sciences, 2020, pp. 1–9.
5. A Shift from Classroom to Distance Learning: Advantages and Limitations