M. WAJID KHAN, SHAZIA SIDDIQUI and. “Effect of Sulphur Dioxide and Ozone on Spore Germination of Four Pathogenic Fungi”. Indian Phytopathology 52, no. 2 (June 11, 2002): 118–120. Accessed October 22, 2025. https://epubs.icar.org.in/index.php/IPPJ/article/view/19480.