[
Akram, H., Aslam, S., Saleem, A., & Parveen, K. (2021). The Challenges of Online Teaching in COVID-19 Pandemic: A Case Study of Public Universities in Karachi, Pakistan. Journal of Information Technology Education: Research, 20, 263-282.
]Search in Google Scholar
[
Akram, H., Yingxiu, Y., Al-Adwan, A. S., & Alkhalifah, A. (2021). Technology Integration in Higher Education During COVID-19: An Assessment of Online Teaching Competencies Through Technological Pedagogical Content Knowledge Model. Frontiers in Psychology, 12, 736522.
]Search in Google Scholar
[
Amiti, F. (2020). SYNCHRONOUS AND ASYNCHRONOUS E-LEARNING. European Journal of Open Education and E-learning Studies, 5(2), 60-70.
]Search in Google Scholar
[
Braun, T., Glänzel, W., & Schubert, A. (1985). Scientometric indicators: a 32-country comparative evaluation of publishing performance and citation impact. Singapoge: World Scientific Publishing.
]Search in Google Scholar
[
Brika, S. M., Chergui, K., Algamdi, A., Musa, A. A., & Zouag, R. (2022). E-Learning Research Trends in Higher Education in Light of COVID-19: A Bibliometric Analysis. Front. Psychol. 12:762819.
]Search in Google Scholar
[
Cunill, O. M., Salva´, A. S., Gonzalez, L. O., & Mulet-Forteza, C. (2019). Thirty-fifth anniversary of the international journal of hospitality management: A bibliometric overview. International Journal of Hospitality Management, 78, 89-101.
]Search in Google Scholar
[
Daniel, S. J. (2020). Education and the COVID-19 pandemic. Prospects 49, 91–96.
]Search in Google Scholar
[
Djeki, E., Dégila, J., & Bondiombouy, C. (2022). E-learning bibliometric analysis from 2015 to 2020. Journal of Computers in Education, 9, 727–754.
]Search in Google Scholar
[
Elsevier. (2020). Elsevier. Scopus: Content Coverage Guide. Retrieved November 3, 2022, from https://www.elsevier.com/__data/assets/pdf_file/0007/69451/Scopus_ContentCoverage_Guide_WEB.pdf
]Search in Google Scholar
[
Fatima, N., & Abu, K. S. (2019). E-learning Research Papers in Web of Science: A Biliometric Analysis. Library Philosophy and Practice, 1-14.
]Search in Google Scholar
[
Fauzi, M. A. (2022). E-learning in higher education institutions during COVID-19 pandemic: current and future trends through bibliometric analysis. Helyon, 8(5), e09433.
]Search in Google Scholar
[
Gao, Y., Wong, S. L., Khambari, M. N., & Noordin, N. (2022). A Bibliometric Analysis of the Scientific Production of e-Learning in Higher Education (1998-2020). International Journal of Information and Education Technology, 12(5), 390-399.
]Search in Google Scholar
[
García-Morales, V. J., Garrido-Moreno, A., & Martín-Rojas, R. (2021). The Transformation of Higher Education After the COVID Disruption: Emerging Challenges in an Online Learning Scenario. Frontiers in Psychology.
]Search in Google Scholar
[
Garfield, E. (1955). Citation indexes for science. A new dimension indocumentation through association of ideas. Science, 122, 108-111.
]Search in Google Scholar
[
Gautam, P. (2020, Octomber 20). Advantages And Disadvantages Of Online Learning. eLearning Industry.
]Search in Google Scholar
[
Glanzel, W. (2003). Bibliometric as a research field: A course on theory and application of bibliometric indicators, Course Handouts. Retrieved November 2, 2022, from http://citeseerx.ist.psu.edu/viewdoc/download;jsessionid=B14025E135DC4D66544B3F4F8DB4DEBB?doi=10.1.1.606.6339&rep=rep1&type=pdf
]Search in Google Scholar
[
Godin, B. (2006). On the origins of bibliometrics. Scientometrics, 68(1), 109–133.
]Search in Google Scholar
[
Hrastinski, S. (2008). Asynchronous and Synchronous E-Learning. Educause Quarterly, 4, 51-55.
]Search in Google Scholar
[
Hussain, A., Fatima, N., & Kumar, D. (2011). Bibliometric analysis of the 'Electronic Library' journal (2000-2010). Webology, 8(1), 87.
]Search in Google Scholar
[
Ionescu, C. A., Paschia, L., Gudanescu Nicolau, N. L., Stanescu, S. G., Neacsu Stancescu, V. M., Coman, M. D., & Uzlau, M. C. (2020). Sustainability Analysis of the E-Learning Education System during Pandemic Period – COVID-19 in Romania. Sustainability, 12(21), 9030.
]Search in Google Scholar
[
Lin, C. L., Jin, Y. Q., & Zhao, Q. (2021). Factors Influence Students’ Switching Behavior to Online Learning under COVID-19 Pandemic: A Push–Pull–Mooring Model Perspective. The Asia-Pacific Education Researcher, 30, 229–245.
]Search in Google Scholar
[
Lotka, A. J. (1926). The frequency distribution of scientific productivity. Journal of the Washington Academy of Sciences, 16(12), 317-323.
]Search in Google Scholar
[
Marinoni, G., Van't Land, H., & Jensen, T. (2020). The Impact of Covid-19 on Higher Education Around the World. IAU Global Survey Report. Retrieved December 22, 2022, from https://www.iau-aiu.net/IMG/pdf/iau_covid19_and_he_survey_report_final_may_2020.pdf
]Search in Google Scholar
[
Moreno-Guerrero, A. J., Aznar-Díaz, I., Cáceres-Reche, P., & Alonso-García, S. (2020). E-Learning in the Teaching of Mathematics: An Educational Experience in Adult High School. Mathematics, 8(5), 840.
]Search in Google Scholar
[
Mukhtar, K., Javed, K., Arooj, M., & Sethi, A. (2020). Advantages, Limitations and Recommendations for online learning during COVID-19 pandemic era. Pakistan Journal of Medical Sciences, 36(COVID19-S4), S27–S31.
]Search in Google Scholar
[
Nash-Stewart, C. E., Kruesi, L. M., & Del Mar, C. B. (2012). Does Bradford's Law of Scattering predict the size of the literature in Cochrane Reviews? Journal of the Medical Library Association, 100(2), 135–138.
]Search in Google Scholar
[
Oliviera, L. R., Fontes, R., Collus, J., & Cerisier, J. F. (2019). Video and online learning in higher education: A bibliometric analysis of the open acess scientific production, through Web of Science. Proceedings of INTED2019 Conference (pp. 8562-8567). Valencia: IATED.
]Search in Google Scholar
[
Palupi, M. E. (2022). The Difference Between Synchronous and Asynchronous Online Learning Communication During Covid-19 Pandemic. Journal of English Language and Literature, 7(1), 11-18.
]Search in Google Scholar
[
Price, D. J. (1961). Science Since Babylon. New Haven: Yale University Press.
]Search in Google Scholar
[
Price, D. J. (1963). Little science, big science. New York: Columbia University Press.
]Search in Google Scholar
[
Raman, A., Thannimalai, R., Don, Y., & Rathakrishnan, M. (2021). A Bibliometric Analysis of Blended Learning inHigher Education: Perception, Achievement and Engagement. International Journal of Learning, Teaching and Educational Research, 20(6), 126-151.
]Search in Google Scholar
[
Seetal, I., Gunness, S., & Teeroovengadum, V. (2021). Educational disruptions during the COVID-19 crisis in Small Island Developing States: Preparedness and efficacy of academics for online teaching. International Review of Education, 67, 185–217.
]Search in Google Scholar
[
Sobaih, A. E., Hasanein, A., & Elshaer, I. A. (2022). Higher Education in and after COVID-19: The Impact of Using Social Network Applications for E-Learning on Students’ Academic Performance. Sustainability, 14(9), 5195.
]Search in Google Scholar
[
Sobaih, A. E., Palla, I. A., & Baquee, A. (2022). Social Media Use in E-Learning amid COVID 19 Pandemic: Indian Students' Perspective. International journal of environmental research and public health, 19(9), 5380.
]Search in Google Scholar
[
Sobral, S. R. (2021). Two Decades of Research in e-Learning: A Deep Bibliometric Analysis. International Journal of Information and Education Technology, 11(9), 398-404.
]Search in Google Scholar
[
Stecuła, K., & Wolniak, R. (2022). Advantages and Disadvantages of E-Learning Innovations during COVID-19 Pandemic in Higher Education in Poland. Journal of Open Innovation: Technology, Market, and Complexity, 8(3), 159.
]Search in Google Scholar
[
Sudhier, K. G. (2010). Application of Bradford’s Law of Scattering to the Physics Literature: A Study of Doctoral Theses Citations at the Indian Institute of Science. DESIDOC Journal of Library & Information Technology, 30(2), 3-14.
]Search in Google Scholar
[
Thompson, D. F., & Walker, C. K. (2015). A descriptive and historical review of bibliometrics with applications to medical sciences. Pharmacotherapy, 35(6), 551-559.
]Search in Google Scholar
[
Tibaná-Herrera, G., Fernández-Bajón, M. T., & De Moya Anegón, F. (2018). Output, collaboration and impact of e-learning research: bibliometric analysis and visualizations at the country and institutional level (Scopus 2003-2016). Profesional de la información, 27(5), 1082–1096.
]Search in Google Scholar
[
Van-Eck, N. J., & Waltman, L. (2017). VOSviewer Manual. Retrieved December 8, 2022, from https://www.vosviewer.com/documentation/Manual_VOSviewer_1.6.6.pdf
]Search in Google Scholar
[
Van-Eck, N. J., & Waltman, L. (2019). VOSviewer software version 1.6.11, developed at Leiden University's Centre for Science and Technology Studies (CWTS). Available at https://www.vosviewer.com/.
]Search in Google Scholar
[
Verbeek, A., Debackere, K., Luwel, M., & Zimmermann, E. (2002). Measuring progress and evolution in science and technology – I: the multiple uses of bibliometric indicators. International Journal of Management Reviews, 4(2), 179-211.
]Search in Google Scholar
[
Wong, S. L., Nyakuma, B. B., Wong, K. Y., Lee, C. T., Lee, T. H., & Lee, C. H. (2020). Microplastics and nanoplastics in global food webs: A bibliometric analysis (2009–2019). Marine Pollution Bulletin, 158(111432), 1-15.
]Search in Google Scholar
[
Yeung, M. W., & Yau, A. H. (2022). A thematic analysis of higher education students’perceptions of online learning in Hong Kong under COVID-19: Challenges, strategies and support. Education and Information Technologies, 27, 181–208.
]Search in Google Scholar
[
Yeung, M. W., Yau, A. H., & Lee, C. Y. (2022). How should webcams be used in online learning under COVID-19: A co-orientation analysis of teachers' and students' perceptions of student social presence on webcam. Journal of Computer Assisted Learning, 1-18.
]Search in Google Scholar
[
Zhang, L., Carter, R. J., Qian, X., Yang, S., Rujimora, J., & Wen, S. (2022). Academia's responses to crisis: A bibliometric analysis of literature on online learning in higher education during COVID-19. British Journal of Educational Technology, 53(3), 620-646.
]Search in Google Scholar
