Unraveling the electronic structures of low-valent naphthalene and anthracene iron complexes: X-ray, spectroscopic, and density functional theory studies - Schnoeckelborg, Eva-Maria; Khusniyarov, Marat; De Bruin, Bas; Hartl, Frantisek; Langer, Thorsten; Eul, Matthias; Schulz, Stephen; Poettgen, Rainer; Wolf, Robert (Inorganic Chemistry, 2012)