Haniyya, H. et al. 2020. The utilization of auto-inducible Plyb promoter and media optimation for cell density-dependent expression of recombinant xylanase in Bacillus subtilis DB104. Microbiology Indonesia. 14, 1 (Jul. 2020), 2. DOI:https://doi.org/10.5454/mi.14.1.2.