1. For an assessment of materials issues see: in (Ed.): CRC Handbook of Laser Science and Technology, Vol. V, Optical Materials: Part 3, CRC Press (1987).
2. : Principles of Optical Disc Systems, Adam Hilger Ltd., London 1985.
3. For an overview of reversible optical recording approaches see: in K. Majithia (Ed.): Proc. IEEE System Design and Networks Conferences: Mass Storage Trends and Systems Integration (1988) p. 53.
4. For an overview see: in reference [1] p. 50;