1. Wave Propagation in a Slipping Stream of Electrons: Small Amplitude Theory
2. O. Buneman, inProceedings of the Conference on Dynamics of Ionized Media, edited by R. L. F. Boyd (University College, London, 1951).
3. Instability of hollow beams
4. O. Buneman, inCrossed-Field Microwave Devices, edited by E. Okress, (Academic, New York, 1961), Vol. 1, pp. 209ff and 367ff.