1. in: Rare-Gas Solids, Ed. and , Academic Press, Inc., London 1977 (p. 1021).
2. Theory of Excitons, Academic Press, Inc., New York 1963.
3. and , Electronic States and Optical Transitions in Solids, Chap. 6, Pergamon Press, Oxford 1974 (p. 177).
4. Reflection Spectrum of Solid Argon in the Vacuum Ultraviolet
5. Excitons in Pure and Doped Solid Neon