1. Jain, M. K., Datta, R., & Zeikus, J. G. (1989). In T. K. Ghose (Ed.), Bioprocess engineering: the first generation (pp. 366–389). England: Ellis Harwood Ltd. Chichester.
2. Guettler, M. V., & Jain, M. K. (1996). US Patent, 5, 573, 931.
3. Vemuri, G. N., Eiteman, M. A. & Altman, E. (2002). Applied and Environmental Microbiology, 68, 1715–1727.
4. Millard, C. S., Chao, Y. P., Liao, J. C., & Donnelly, M. I. (1996). Applied Microbiology and Biotechnology, 62, 1808–1810.
5. Stols, L., & Donnelly, M. I. (1997). Applied and Environmental Microbiology, 63, 2695–2701.