1. in: Optical Propertics of III-V Compounds, Ed. and , Academic Press, Inc., London/New York 1967 (p. 17).
2. and , Optical Propertics of III-V Compounds (p. 71).
3. in: Optical Properties of Solids, Ed. North-Holland Publ. Co., Amsterdam/London 1972 (p. 533).
4. Lattice dynamics of III–V compounds
5. Sum Rule for Lattice Vibrations in Ionic Crystals