1. Study of a Small-sized Ultrasonic Probe;Hidaka;Annals of CIRP,2006
2. ISO 3274 (1996) Geometrical Product Specifications (GPS) – Surface texture: Profile method – Nominal characteristics of contact (stylus) instruments.
3. High-speed Touch Signal Processing for Touch Signal Probe;Ishikawa,1998
4. Development of a Micro-Roughness Measuring Probe Using Longitudinal Tapping Mode by Ultrasonic Vibration Sensor;Saito,2001
5. Development of a Micro-Roughness Measuring Probe;Saito,2002