New algorithms for Abel inversions and Hankel transforms. - Eric W. Hansen (ICASSP, 1983)

Abel inversion by Kalman filtering. - Eric W. Hansen; Phaih-Lan Law (ICASSP, 1984)

Fast Hankel transform algorithm. - Eric W. Hansen (IEEE Trans. Acoust. Speech Signal Process., 1985)

A Quantitative Comparison of Edges in 3D Intraoperative Ultrasound and Preoperative MR Images of the Brain. - Karen E. Lunn; Alex Hartov; Eric W. Hansen; Hai Sun; David W. Roberts; Keith D. Paulsen (MICCAI, 2001)