George D. Hugus, Mark L. Pecoraro, Robert J. Reid; The Development of a Portable, Self-Contained, and Easily Deployed Hydrophone System for Recording Deep-Ocean Ambient Noise, Proceedings of IEEE OCEANS'92 Conference, pp. 654 - 659, October 1992.
C. J. Sandwith, A. A. Sieger, G. D. Hugus; Failure Analysis Through Autopsy of Undersea Acoustic Transducers, Proceedings of MTS/IEEE OCEANS'87 Conference, pp. 449 - 454, September 1987.