Bikramjeet Singh, et al. “Quality and Grain Yield of Barley (Hordeum Vulgare L.) As Influenced by Nitrogen Application at Different Growth Stages”. Annals of Agricultural Research, vol. 46, no. 1, Mar. 2025, pp. 21-28, https://epubs.icar.org.in/index.php/AAR/article/view/166197.