New high-brightness monochrome monitor based on color CRT technology. - Gerhard Spekowius; Martin Weibrecht; Carlo D'Adda; Antonio Antonini; Carlo Casale; Hartwig R. Blume (Image Processing, 1997)

Image-quality assessment of monochrome monitors for medical soft copy display. - Martin Weibrecht; Gerhard Spekowius; Peter Quadflieg; Hartwig R. Blume (Image Processing, 1997)

Characterization of color CRT display systems for monochrome applications. - Gerhard Spekowius (J. Digit. Imaging, 1999)

Digital image acquisition and processing in medical x-ray imaging. - Til Aach; Ulrich Schiebel; Gerhard Spekowius (J. Electronic Imaging, 1999)