1. Toth-Stub S (2020) Countries Face an online education learning curve: the coronavirus pandemic has pushed education systems: online, Testing Countries’ Abilities to Provide Quality Learning for All. Available online: https://www.usnews.com/news/best-countries/articles/2020-04-02/coronaviruspandemic-tests-countries-abilities-to-create-effective-online-education Accessed from 17 Apr 2021
2. Öçal T, Halmatov M, Ata S (2021) Distance education in COVID-19 pandemic: an evaluation of parent’s, child’s and teacher’s competences. Educ Inf Technol 26:6901–6921
3. Singh M, Adebayo SO, Saini M, Singh J (2021) Indian government E-learning initiatives in response to COVID-19 crisis: a case study on online learning in Indian higher education system. Educ Inf Technol 26:7569–7607
4. Sahu P (2020) Closure of universities due to coronavirus disease 2019 (COVID-19): impact on education and mental health of students and academic staff. Cureus 12(4):e7541
5. Zaman W, Ghosh P, Datta K, Basu PN (2012) A framework to incorporate quality aspects for e-learning system in a consortium environment. Int J Inf EducTechnol 2(2):159