Zeitschriftenartikel
Wüstefeld, H. U.;
Kaska, W. C.;
Schüth, F.;
Stucky, G. D.;
Bu, X.;
Krebs, B. Transition Metal Complexes with the Proton Sponge 4,9-Dichloroquino[7,8-h]quinoline: Highly Twisted Aromatic Systems and an Extreme “Out-of-Plane” Position of the Coordinated Transition Metal Atom.
Angewandte Chemie International Edition 2001,
40, 3182–3184.