L. S, V. JAIN, S. KHETARPAL, R. VERMA, N. SAILO, and R. PANDEY, “Influence of elevated carbon dioxide and ammonium nutrition on growth and nitrogen metabolism in wheat (Triticum aestivum)”, Indian J Agri Sci, vol. 86, no. 1, pp. 25–30, Jan. 2016, doi: 10.56093/ijas.v86i1.55170.