1. Polynuclear Aromatic Hydrocarbons;Karcher,1981
2. Polynuclear Aromatic Hydrocarbons;Karcher,1991
3. Polynuclear Aromatic Hydrocarbons;Karcher,1979
4. Sulfur Analogues of Polycyclic Aromatic Hydrocarbons (Thiaarenes);Jacob,1990
5. Polycyclic Aromatic Compounds;Karcher,1993