Kiros Asgele, Kebede Woldetsadik, Fikre Yohannes Gedamu, and Chavhan Arvind, “Effect of Inorganic NP Fertilizers and Vermicompost on Seed Yield and Seed Quality of Onion (Allium cepa L.) at Maitsebri, Northern, Ethiopia”, ijlsci, vol. 6, no. 3, pp. 733–743, Sep. 2018.