Ship wake-detection procedure using conjugate gradient trained artificial neural networks. - J. Patrick Fitch; Sean K. Lehman; Farid U. Dowla; S. Y. Lu; Erik M. Johansson; Dennis M. Goodman (IEEE Trans. Geosci. Remote. Sens., 1991)

Superresolution planar diffraction tomography through evanescent fields. - Sean K. Lehman (Int. J. Imaging Syst. Technol., 2002)