Schlegel, K. MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society;
Schlegel, K., & Füllekrug, M. (2002). A D-region conductivity model from EISCAT VHF measurements. Annales Geophysicae, 20(9), 1439-1445. doi:10.5194/angeo-20-1439-2002.