and Y.P.S. RATHI, A.K. SINGH, K.C. AGRAWAL. “Occurrence and Sources of Resistance of Sterility Mosaic of Pigeonpea”. Indian Phytopathology, vol. 52, no. 2, June 2002, p. 156, https://epubs.icar.org.in/index.php/IPPJ/article/view/19490.