1. Oeftering R (2000) Plating processes utilizing high intensity acoustic beams. US patent 6,368,482
2. Cracknell AP (1980) Ultrasonics. Wykeham, London
3. Blum W, Hogaboom GB (1949) Principles of electroplating and electroforming. McGraw Hill, New York
4. Hamilton M, Blackstock D (1998) Nonlinear acoustics. Academic, San Diego
5. Matsuda K, Kamakura T, Kumamoto Y (1996) Buildup of acoustic streaming in focused beams. Ultrasonics 34(7):763–765