Characterization of monochrome CRT display systems in the field. - Hans Roehrig; Charles E. Willis; Michael A. Damento (J. Digit. Imaging, 1999)

Letter to the Editor Re: "Optimizing the Use of Computer Radiography in Pediatric Chest Imaging". - Charles E. Willis (J. Digit. Imaging, 2009)

One Year's Results from a Server-Based System for Performing Reject Analysis and Exposure Analysis in Computed Radiography. - A. Kyle Jones; Raimund Polman; Charles E. Willis; S. Jeff Shepard (J. Digit. Imaging, 2011)