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  1. 1

    Characteristics of ultrasonic ranging sensors in an underground environment / by Strickland, W. H. (William H.)

    Published 1992
    Book
  2. 2

    Proceedings : symposium on Depth Measurement and Sonar Sweeping /

    Published 1978
    Book
  3. 3

    Recent development in side scan sonar techniques/ editedby W.G.A.Russell-Cargill

    Published 1982
    Book