1. A. Yariv: Quantum Electronics (Wiley, New York 1967, 1975)
2. A. Yariv: Introduction to Optical Electronics (Holt, Rinehart and Winston, New York 1971)
3. A.E. Siegman: An Introduction to Lasers and Masers (McGraw-Hill, New York 1968)
4. O. Svelto: Principles of Lasers (Plenum, New York 1976)
5. B.A. Lengyel: Lasers, 2nd ed. (Wiley, New York 1971)