Neelam Saraf, Surindar Kaur Makhija, and Manvendra Kachole. “Microbial Diversity of Proteolytic Bacteria in the Gut of Helicoverpa Armigera”. World Journal of Pharmaceutical Sciences, vol. 3, no. 5, May 2015, pp. 903-9, https://wjpsonline.com/index.php/wjps/article/view/microbial-proteolytic-bacteria-gut-helicoverpa-armigera.