Ranjan, R., J. L. López, K. Lal, S. Saxena, and S. Ranjan. “Adopting A New Hybrid Force Model: A Survey During Covid-19 In Indian Higher Education”. International Journal of Emerging Technologies in Learning (iJET), vol. 16, no. 16, Aug. 2021, pp. pp. 169-185, doi:10.3991/ijet.v16i16.23371.