1. Antiochos, S.K. and Sturrock, P.A.: 1976, Solar Phys., 49, 359.
2. Canfield, R.C., Priest, E.R. and Rust, D.M.: 1974, Flare-related magnetic field dynamics (ed. Nakagawa, Y. and Rust, D.M.) NCAR, Boulder.
3. Cargill, P.J. and Priest, E.R.: 1982, Solar Phys.76, 357.
4. Coppi, B., Galvao, R., Pellat, R., Rosenbluth, M.N. and Rutherford, P.M.: 1976, Sov. J. Plasma Phys.2, 533.
5. Craig, I.J.D.: 1981, Chapter 5 of Solar flare MHD (ed. E.R. Priest), Gordon & Breach, London.