ARUNKUMAR.T, et al. “APPLICATION OF RESPONSE SURFACE METHODOLOGY (RSM) – CCD FOR THE PRODUCTION OF LACCASES USING SUBMERGED FERMENTATION”. International Journal of Pharma and Bio Sciences, vol. 5, no. 4, Dec. 2014, pp. 429-38, https://ijpbs.net/index.php/journal/article/view/3769.