A fast algorithm for active contours. - Donna J. Williams; Mubarak Shah (ICCV, 1990)

Normalized edge detector. - Donna J. Williams; Mubarak Shah (ICPR (1), 1990)

Edge contours using multiple scales. - Donna J. Williams; Mubarak Shah (Comput. Vis. Graph. Image Process., 1990)

A Fast algorithm for active contours and curvature estimation. - Donna J. Williams; Mubarak Shah (CVGIP Image Underst., 1992)

Edge Characterization Using Normalized Edge Detector. - Donna J. Williams; Mubarak Shah (CVGIP Graph. Model. Image Process., 1993)

Change in Additive Bandwidth When an Edge is Added. - Robert C. Brigham; Julie R. Carrington; Richard P. Vitray; Donna J. Williams; Jay Yellen (Ars Comb., 2003)