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emission sensors, MDPI, https://www.mdpi.com/1424-8220/18/11/3861 (2018)
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www.aewg.org/jae/JAE-Vol_36-2019-4A.pdf, pp. 1–8
8. K. Ono, Progress in Sensitivity Verification of AE Sensors. https://www.aewg.org/jae/JAEVol_36-2019-4B.pdf, pp. s37-s45
9. K. Ono, Rayleigh wave calibration of acoustic emission sensors and ultrasonic transducers.
Not yet published
10. ASTM E1106–12 Standard method for primary calibration of acoustic emission sensors, in
ASTM International, West Conshohocken, PA, USA