1. V.S. Anishchenko, Introduction to Statistical Radiophysics, Saratov State University Publ., 1982 (in Russian).
2. A.N. Malakhov, Fluctuations in Self-Oscillation Systems, Nauka Publ., Moscow, 1968 (in Russian).
3. R.L. Stratonovich, Topics in the Theory of Random Noise, Gordon and Breach, 1963.
4. P.S. Landa, Self-Oscillation in Systems with Finite-Number Degrees of Freedom, Nauka Publ., Moscow, 1980 (in Russian).
5. Amplitude squeezing in a semiconductor laser using quantum nondemolition measurement and negative feedback