1. Akaike, H. (1973). Information theory and extension of the maximum likelihood principle. In: Petrov, B. N., and Cza’ki F. (eds.), Proceedings of the 2nd international symposium of information theory, pp. 267–281. Budapest, Hungary, Akademiai Kiado.
2. Allison, D. G., D'Emanuele, A., Eginton, P., and Williams, A. R. (1996). The effect of ultrasound on Escherichia coli viability. Journal of Basic Microbiology, 36, 3–11.
3. Awad, S. B. (1996). Ultrasonic cavitations and precision cleaning. Precision Cleaning, November, 12.
4. Baumann, A., Martin, S. E., and Feng, H. (2005). Power ultrasound treatment of Listeria monocytogenes in apple cider. Journal of Food Protection, 68, 2333–2340.
5. Burgos, J., Ordonez, J. A., and Sala, F. (1972). Effect of ultrasonic waves on the heat resistance of bacillus cereus and bacillus licheniformis spores. Applied and Environmental Microbiology, 24, 497–498.