RAGHVENDRA SINGH and D.K. AGARWAL, ARCHANA SINGH, SHAMBHU KUMAR,. “Two New Species of Ramularia from Indian Sub-Continent”. Indian Phytopathology, vol. 61, no. 3, Aug. 2008, pp. 348-52, https://epubs.icar.org.in/index.php/IPPJ/article/view/12835.