GREWAL, TAJENDER SINGH, et al. “Identification and Transfer of Powdery Mildew Resistance from Related Species into Cultivated Wheats (Triticum Aestivum)”. The Indian Journal of Agricultural Sciences, vol. 69, no. 10, Feb. 2013, https://epubs.icar.org.in/index.php/IJAgS/article/view/27003.