1. S. B. Campana, “Charge-Coupled Devices for Low Light Level Imaging,” in Proc. 1973 CCD Applications Conf., pp. 235–245.
2. H. V. Soule, Electro-Optical Photography at Low Illumination Levels, John Wiley and Sons, New York, 1968, pp. 332–333.
3. “Moving Target Sensors,” Texas Instruments, Navy Contract N00039–73-C-0070, Final Report, 1973.