Kerner, Wolfgang Max Planck Institute for Plasma Physics, Max Planck Society;
https://doi.org/10.1002/fld.1650110606 (Verlagsversion)
Kerner, W. (1990). Equilibrium and Stability of Tokamaks. International Journal for Numerical Methods in Fluids, 11(6), 791-809. doi:10.1002/fld.1650110606.