Tufchi, Mahak, Rashmi 1, S.K. Jha, and N.K. Singh. 2016. “Effect of Opaque-2 Allele on Accumulation of Tryptophan Among Backcross-Derived Introgressed Progenies of Maize”. The Indian Journal of Genetics and Plant Breeding 75 (4). https://epubs.icar.org.in/index.php/IJGPB/article/view/63208.