1. B. Brandt, C. Casini, J. Varras, F. Engelmann, G. Grieger, H. Persson, and R. Verbeek, Long term planning towards a demonstration fusion reactor, EUR FU XII/708/77/LTP50
2. J. Kalnavarns and D. L. Jassby, Steady-state resistive toroidal-field coils for tokamak reactors,Proc. 8th Symp. on Eng. Probl. of Fusion Research (San Francisco, 1979), pp. 148?153.
3. J. Kalnavarns and D. L. Jassby, Resistive toroidal-field coils for tokamak reactors, PPPL-1685, Plasma Physics Laboratory, Princton University (November 1980).
4. L. Bromberg and D. R. Conn, Use of high performance resistive magnet tokamaks as advanced test reactors and fissile fuel breeders, PFC/RR-81-16, Plasma Fusion Center, M.I.T. (April 1981).
5. M. Söll, An analytical approach for calculating the magnetic field ripple of toroidal D-coil magnet systems, Interner Bericht No. 24, Max-Planck-Institut für Plasmaphysik Garching, Projekt Systemstudien (June 1979).