Venil, C. K., and P. Lakshmana perumalsamy. “Response Surface Methodology for the Optimization of Alpha Amylase Production by Serratia Marcescens SB08”. Biological Sciences - PJSIR 51, no. 6 (December 25, 2008): 333–339. Accessed May 5, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/709.