Ramanujam, B., et al. “Biocontrol Efficacy of Fungal and Bacterial Antagonists Against Early Blight of Tomato Caused by Alternaria Solani”. Indian Journal of Horticulture, vol. 72, no. 01, Mar. 2015, pp. 147-8, https://journal.iahs.org.in/index.php/ijh/article/view/1503.