Marsch, E. MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society; Department Sun and Heliosphere, Max Planck Institute for Solar System Research, Max Planck Society;
Steeb, W.-H., & Marsch, E. (1976). Thermodynamics of a two-point doubly degenerate Hubbard model in the half-filled case. Phys. Stat. Sol. (b), 78, K39-K44.