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;
Marsch, E., & Steeb, W.-H. (1976). Electrical conductivity of a doubly-degenerate Hubbard model. Physics Letters, 59A, 293-294.