1. An Introduction to Laser and Maser;Siegman,1974
2. Progress in Performance and Understanding of Laser Welding;Katayama,2012
3. Frequency-offset, solid-state laser coherent Doppler velocity measurements of high-speed targets
4. Influence of Gaussian beam properties on laser Doppler signals;Durst,1979
5. Signal-to-noise in a backscatter-modulated Doppler velocimeter;Churnside,1984