RASHMI AGGARWAL, D.V. SINGH and PREM DUREJA, R. S. K. S. (2002). Studies on development of Trichoderma viride mutants and their effect on Ustilago segetum tritici. Indian Phytopathology, 53(2), 185-189. https://epubs.icar.org.in/index.php/IPPJ/article/view/19234