Helium speech enhancement by frequency-domain processing. - Edward O. Belcher; Knut Andersen (ICASSP, 1983)

Acoustic Imaging: The Reconstruction of Underwater Objects. - Lawrence J. Rosenblum; Behzad Kamgar-Parsi; Edward O. Belcher; Ola Engelsen (IEEE Visualization, 1991)

High-resolution underwater acoustic imaging with lens-based systems. - Behzad Kamgar-Parsi; B. Johnson; D. L. Folds; Edward O. Belcher (Int. J. Imaging Syst. Technol., 1997)

Underwater imaging with a moving acoustic lens. - Behzad Kamgar-Parsi; Lawrence J. Rosenblum; Edward O. Belcher (IEEE Trans. Image Process., 1998)