R. S. ROOPA, et al. “EVALUATION OF NATURAL PLANT EXTRACTS, ANTAGONISTS AND FUNGICIDES AGAINST EARLY BLIGHT CAUSED BY A. SOLANI IN VITRO”. The Bioscan, vol. 9, no. Supplement 3, Aug. 2014, pp. 1309-12, https://thebioscan.com/index.php/pub/article/view/2053.