Kroll, T.; Kraus, R.; Schoenfelder, R.; Aristov, V. Yu.; Molodtsova, O. V.; Hoffmann, P.; Knupfer, M.: Transition metal phthalocyanines: Insight into the electronic structure from soft x-ray spectroscopy. The Journal of Chemical Physics 137 (2012), p. 054306/1-7
10.1063/1.4738754