Faggo, A., Kawo, A., Gulumbe, B. and Ijah, U. (2020) “Assessment of Crude Oil Degradation by Mixed Culture of Bacillus subtilis and Pseudomonas aeruginosa at Different Concentrations”, International Journal of Environment, 9(2), pp. 33–50. doi: 10.3126/ije.v9i2.32511.