R. AGGARWAL and S. NAGARAJAN, P. BAHADUR, D.V. SINGH, K.D. SRIVASTAVA,. “Seedling and Adult Plant Resistance in Wheat to Puccinia Recondita Tritici”. Indian Phytopathology, vol. 46, no. 1, Jan. 2002, pp. 76-77, https://epubs.icar.org.in/index.php/IPPJ/article/view/21410.