1. R. C. Davidson,Methods in Non-Linear Plasma Theory(Academic, New York, 1972), Chap. VIII.
2. V. N. Tsytovich,Nonlinear Effects in Plasma(Plenum, New York, 1970), Chaps. V and VI.
3. Alternating Current Instability Produced by the Two-Stream Instability
4. Two-Stream Instability Heating of Plasmas by Relativistic Electron Beams
5. see also R. N. Sudan inProceedings of the Sixth European Conference on Controlled Fusion and Plasma Physics, Moscow(Joint Institute for Nuelcear Research, Moscow, USSR, 1973), Vol. 2, p. 184.