1. Nonlinear Instabilities in Beam-Plasma Systems
2. Dispersion of electron plasma waves
3. COPPI , B. , ROSENBLUTH , M. N. , and SUDAN , R. N. , 1969 , Proceedings of the 3rd Conference on Plasma Physics and Controlled Nuclear Fusion Research , Novosibirsk , Vienna , Vol. 1 , p. 771 .