References
- Pinoir, R., Sci. Inti. Phot., (2), 14, (1943), 241-252.
- Blake, R. K. and Meerkamper, B., J.Phot. Sci., 9, (1961), 14-25.
- De Cugnac, A. and Pouradier, J. “Photographic Science” Paris Symposium (1965)—J. Pouradier Editor, the Focal Press, pp.519-521.
- Wood, H. W., J. Phot. Sci., 9, (1961), 84-92.