References
- Pontius, R. B. and Willis, R. G„ Plwtogr. Sei. Engng, 17, 326 (1973).
- Zwicky, H„ J. Signal AM, 5(2), 81 (1977).
- Zwicky, H., Photogr. Korr., 102, 11 (1966).
- Vanreusel, G. and Verbrugghe, R., Reprographie, I. Intern. Kongr., Köln (1963). .
- Yule, J. A. C., J. Frankl. Inst., 239, 221 (1945).
- Hefter, H. J., Photogr. Sei. Engng, 19, 179 (1975).
- James, H. T., Photogr. Sei. Engng, 12, 67 (1968).
- Eggers, J., private communication.
- Suga, T„ ICPS, Moskau (1970).
- Zwicky, H„ Photogr. Korr., 107, 151 (1971).
- Zwicky, H., J. photogr. Sei., 27, 185 (1979).
- Zwicky, H„ 2nd Intern. Symp., Varna, 98, 1980.
- Shirai, Y„ Miamoto, G. and Miyagawa, T„ ICPS, Cambridge, 1982, p. 312.