Bhowmik, A., M. Mourin, M. A. Shishir, S. N. Khan, and M. M. Hoq. “Development of a Cost Effective Medium for Enhanced Production of Bacillus Thuringiensis ?-Endotoxin”. Bangladesh Journal of Microbiology, vol. 32, June 2016, pp. 1-6, doi:10.3329/bjm.v32i0.28470.