Acharya, B., and R. kumar Shrestha. “Nitrogen Level and Irrigation Interval on Mitigating Stemphylium Blight and Downy Mildew in Onion”. International Journal of Applied Sciences and Biotechnology, vol. 6, no. 1, Mar. 2018, pp. 17-22, doi:10.3126/ijasbt.v6i1.18795.