1. Proc. IAEA Tech. Committee Meeting on Divertors and Impurity Control;Gibson,1981
2. Also: M.L. Watkins, A.E.P.M. Abels-van Maanen and A. Gibson III.C1.
3. Also: K. Lackner and J. Neuhauser, II.R2 and III.C2.
4. Intern. Conf. on Plasma Physics;Neuhauser,1982