and R.P. PANT, F.R. NIAZI, JASVIR SINGH. “Differential Susceptibility of Rice Cultivars to Rice Tungro Spherical and Bacilliform Viruses”. Indian Phytopathology, vol. 57, no. 4, Nov. 2004, pp. 507-8, https://epubs.icar.org.in/index.php/IPPJ/article/view/18138.