Pham, T. A., Nguyen, T. P. and To, K. A. (2023) “Improvement of Bacillus clausii cell HH1 density via culture medium optimization and pH-stat fed batch fermentation”, <i>Vietnam Journal of Science and Technology</i>. Hanoi, VN, 61(4), pp. 590–598. doi: 10.15625/2525-2518/17250.