1. Laser Beams and Resonators;Kogelnik;Appl. Opt.,1966
2. Principles of Optics;Born,1965
3. Resonance Radiation and Excited Atoms;Mitchell,1961
4. Fourier Integrals for Practical Applications;Campbell,1961
5. Single Frequency Gas Lasers at 6328 Å;Gordon;Proc. IEEE,1964