PREM NATH SHARMA, VEDNA KUMARI and ASHOK KUMAR*, ARUN KUMAR, ABHISHEK KATOCH,. 2014. “Pathogenic and Genetic Variability in Alternaria Brassicae Infecting Rapeseed-Mustard and Evaluation of Resistance Sources”. Indian Phytopathology 67 (3). https://epubs.icar.org.in/index.php/IPPJ/article/view/43118.