Gupta, A., R. M. Shrestha, S. Shrestha, A. Acharya, and N. Pandey. “Perception of BDS Students of Kathmandu University on Online Learning During COVID-19 Pandemic”. Orthodontic Journal of Nepal, vol. 10, no. 2, Sept. 2020, pp. 20-28, doi:10.3126/ojn.v10i2.31064.