1. Semi-Annual Technical Report to DARPA, Contract No. F-33615-76-C-1203, University of Southern California, Image Processing Institute, March, 1977
2. Duda, R., and Hart, P.E.: Pattern classification and scene analysis, (Wiley-Interscience 1973), p. 268–272
3. Barbe, D.F., and Campana, S.B.: ‘Imaging arrays using the charge-coupled concept’, Kazan, B., Advances in image pick-up and display, (Academic Press 1977), p. 171–296