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  1. 1
    Mathematical analysis of the echo-impulse position detection by the dual-frequency sensing method

    Mathematical analysis of the echo-impulse position detection by the dual-frequency sensing method

    Publicat 2014
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    Electrònic Capítol de llibre
  2. 2
    The echo-impulse position detection by the dual-frequency sensing method

    The echo-impulse position detection by the dual-frequency sensing method

    Publicat 2015
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    Electrònic Capítol de llibre
  3. 3
    Acoustic borehole depth-gauge with the dual-frequency sensing method

    Acoustic borehole depth-gauge with the dual-frequency sensing method

    Publicat 2016
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    Electrònic Capítol de llibre

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