D. Montgomery and X. Shan, Comments on Plasma Phys. & Contr, Fusion, vol.15, p.315, 1994.

L. P. Kamp and D. C. Montgomery, Toroidal steady states in visco-resistive magnetohydrodynamics, Journal of Plasma Physics, vol.70, issue.2, pp.113-142, 2004.
DOI : 10.1017/S0022377803002629