References
- Zwicky, H., J. Signal AM., 5, 81 (l977).
- Zwicky, H., J. Chimia, 31, 372 (1977).
- Yule, J. A. C., J. Frankl. Inst., 239, 221 (1945).
- Zwicky, H., J. Photogr. Korr., 102, 11 (1966).
- Vanreusel, G. and Verbrugghe, R., Reprographie, J, Internat. Kongr., Kaln, 1963. )
- Hefter, H. J., Photogr. Sci. Eng., 19, 179 (1975).
- James, T. E., J. Phys. Chem., 44, 42 (1940).
- The composition of the ascorbic acid lith developer was as follows: Potassium bromide 7.5 g Formaldehyde bisulphite 15 g Ascorbic acid 45 g Water 250 ml Sodium hydroxide solution to pH 10.5 Water to 400 ml
- James, T. H. The Theory of the Photographic Process, 4th ed. Macmillan, New York 1977, p. 309.
- Eger, E., Doktordissertation TH, Munchen (1969).
- Frank, K., preprints, International Congress of Photographic Science, Tokyo, 1967.