Abdul Wahed Kohistani, and Anil K. Choudhary. “Effect of Varying Nitrogen Levels on Growth, Development and Yield of Winter Barley (Hordeum Vulgare L.) in Semi-Arid Region of Southern Afghanistan”. Annals of Agricultural Research, vol. 40, no. 1, Dec. 2023, pp. 29-35, https://epubs.icar.org.in/index.php/AAR/article/view/127477.