1. K.L. Mittal, Editor, “Surface Contamination: Genesis, Detection and Control”, Vols. 1 and 2, Plenum Press, New York, 1979.
2. H. Baines, “The Science of Photography”, p. 199, John Wiley & Sons, New York, 1971.
3. G.W. Willard, Ultrasonically induced cavitation in water: A step-by-step process, J. Acoustical Soc. Amer., 29(4),669 (1953).
4. M. O′Donoghue, The ultrasonic cleaning process, Microcontamination, p. 63 (Oct/Nov 1984).
5. A. Mayer and S. Shwartzman, Megasonic cleaning: A new cleaning and drying system for use in semiconductor processing, J. Electronic Mater., 8(6), 73 (1979).