1. J.A. Dobrowolski: Coatings and Filters, Handbook of Optics, ed. by W.G. Driscoll (McGraw-Hill, New York 1978) Chap. 8
2. H.A. MacLeod: Thin Film Optical Filters (Hilgers, London 1969)
3. P.H. Lissberger: Rep. Prog. Phys. 33, 197 (1970)
4. L. Li, J.A. Dobrowoloski: Appl. Opt. 31, 3790 (1992)
5. G.S.G. Beveridge, R.S. Schechter: Optimization: Theory and Practice (McGraw-Hill, New York 1970)