S. R.  Mutalik, Vaidya, B. K., Joshi, R. M., Desai, K. M., and Nene, S. N., ?Use of response surface optimization for the production of biosurfactant from rhodococcus spp. MTCC 2574?, Bioresource Technology, vol. 99, no. 16, pp. 7875-7880, 2008.

B. K.  Vaidya, Mutalik, S. R., Joshi, R. M., Nene, S. N., and Kulkarni, B. D., ?Enhanced production of amidase from Rhodococcus erythropolis MTCC 1526 by medium optimisation using a statistical experimental design?, Journal of Industrial Microbiology & Biotechnology, vol. 36, no. 5, pp. 671-678, 2009.