1. L. S. Fan and K. Tsuchiya, Bubble dynamics in liquids and liquidsolid suspension, Stoneham, MA, Butterworth-Heinemann, (1990).
2. W. D. Deckwer, Bubble Column Reactors, John Wiley and Sons, NY (1992).
3. R. Krishna and S. T. Sie, Fuel Processing Technol., 64, 73 (2000).
4. J. H. Jang, M. J. Seo, D. H. Lim, Y. Kang, H. Jung and H. T. Lee, Korean Chem. Eng. Res., 47, 587 (2009).
5. I. S. Shin, S. M. Son, U.Y. Kim, Y. Kang, S. D. Kim and H. Jung, Korean J. Chem. Eng., 26, 587 (2009).