1. L.Spitzer, D.J.Grove, W.E.Johnsen, L.Tonks, W.F.Westendorp: “Problems of the Stellerator as a Useful Power Source” NYO-6047, USAEC (1954)
2. F.Øster: in “Course on Stationary and Quasi-Stationary Toroidal Reactors” (EURATOM Luxembourg) EUR 4999, 373–384 (1973)
3. C.T.Chang: In 6th European Conf. on Controlled Fusion and Plasma Physics, Moscow (30 July–4 August 1973) Contributed papers 1, 349–352
4. H.H.Andersen, H.Simonsen, H.Sørensen: Risø Report No. 204, 1971
5. R.L.Powell, W.A.Blanpied: “Thermal Conductivity of Metals and Alloys at Low Temperature” NBS Circular No. 556 (1954)