N. Gadal, B. Neupane, R. B. Shrestha, and S. Baniya, “Effects of COVID-19 induced pandemic on the production, trade, and income of smallholder vegetable growers in Kathmandu Valley, Nepal”, Arch. Agric. Environ. Sci., vol. 5, no. 4, pp. 548-553, Dec. 2020.