1. Pourquoi les composés aromatiques sont si stables;Aihara;Pour Sci.,1992
2. Allen, C.W., 1976. Astrophysical Quantities. The Athlone Press, University of London, London.
3. Handbook of Fluorescent Spectra of Aromatic Molecules;Berlman,1971
4. Photophysics of Aromatic Molecules;Birks,1969
5. Bjørseth, A., 1983. Handbook of Polycyclic Aromatic Hydrocarbons. Marcel Dekker, New York, pp. 10016.