Wang, Lei, Enmin Feng, and Zhilong Xiu. 2013. “Modeling Nonlinear Stochastic Kinetic System and Stochastic Optimal Control of Microbial Bioconversion Process in Batch Culture”. Nonlinear Analysis: Modelling and Control 18 (1): 99-111. https://doi.org/10.15388/NA.18.1.14035.