George, A. E., Antia, U. E., Adeleke, A. J. and Fatunla, O. K. (2023) “Optimisation of Polyhydroxy Butyrate Production by Lysinibacillus fusiformis and Metabacillus indicus isolated from Spent Engine-oil Contaminated Soil”, UMYU Journal of Microbiology Research (UJMR), 8(2), pp. 30–39. doi: 10.47430/ujmr.2382.005.