Fundamental study on ultrasonic measurement system to detect penetration of boulders using auto-correlation analysis
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2017 ◽
Vol 25
(5)
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pp. 627-633
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1997 ◽
Vol 49
(1)
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pp. 95-100
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2009 ◽
Vol 2008.21
(0)
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pp. 383-384
2019 ◽
Vol 2019.31
(0)
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pp. 2G35
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2006 ◽
Vol 2006
(0)
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pp. _1712-a_
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