, Ultrasonics, p.25, 1984.
, Ultrasound: ils Chemical. Physical, and Biological Ejjects, 1988.
, J. Appl. Bacteriol, vol.67, p.617, 1989.
, J. Chem. Tech. Biotechnol. B, vol.35, p.165, 1985.
, Appl. Environ. Microbiol, vol.57, issue.7, p.2079, 1991.
, J. Dairy Res, vol.54, p.61, 1987.
, Appl. Environ. Microbiol, vol.32, issue.1}, p.183, 1976.
, Biotech. Bioeng, vol.14, 1971649.
, Chem. Eng. Sei, vol.49, issue.16}, p.2621, 1994.