1. Sapper, J., et al., The Wendelstein 7-X stellarator, 16th Symp. on Fusion Technology, London, U.K., 3–7 Sept. 1990, Elsevier Science Publishers B.V., Amsterdam, 1991, Vol. 1, pp. 547–551
2. Kisslinger, J., et al., Magnetic field and coil systems of the modular Helias Configuration HS5–10, 16th Symp. on Fusion Technology, London, U.K., 3–7 Sept. 1990, Elsevier Science Publishers B.V., Amsterdam, 1991, Vol, 2, pp. 1520–1524
3. EFFI - a code for calculating the electromagnetic field force and inductance in coil systems of arbitrary geometry;Sackett,1978
4. Simon-Weidner, J., et al., On mechanical stresses in large Helias coil systems and the influence of contact effects, 16th Symp. on Fusion Technology, London, U.K., 3–7 Sept., 1990, Elsevier Publishers B.V., Amsterdam, 1991, Vol. 2, pp. 1511–1514
5. Maix, R.K. et al., Machbarkeitsstudie über einen Supraleiter für Wendelstein 7-X, Asea Brown Boveri AG, Zürich, Sept. 1989.