1. Soft x-ray array results on the ZT-40M reversed-field pinch
2. Observations of large-amplitude helical kink instabilities and field reversal in a fast pinch experiment (HBTX-1)
3. A. Sykes and J. A. Wesson, inProceedings of the Seventh European Conference on Controlled Fusion and Plasma Physics, Lausanne (Centre de Recherches en Physique des Plasmas, Lausanne, Switzerland, 1975), Vol. I, p. 111.
4. J. L. Johnson, C. R. Oberman, R. W. Kulsrud, and E. A. Frieman (private communication).
5. Nonlinear properties of the internal m = 1 kink instability in the cylindrical tokamak