Critical Process Parameters Optimization for Hyperthermostable β Amylase Production by Bacillus Subtilis DJ5 Using Response Surface Methodology - Doi: 10.4025 actascibiolsci.V36i1.17427. Acta Sci. Biol. Sci. 2013, 36 (1), 87-93. https://doi.org/10.4025/actascibiolsci.v36i1.17427.