1. Permyakov, E. A., 1993, Luminescent Spectroscopy of Proteins, CRC Press, Boca Raton, Florida.
2. Demchenko, A. P., 1981, Ultraviolet Spectroscopy of Proteins, Springer-Verlag, New York.
3. Konev, S. V., 1967, Fluorescence and Phosphorescence of Proteins and Nucleic Acids, Plenum Press, New York.
4. Weinryb, I., and Steiner, R. F., 1971, The luminescence of the aromatic amino acids, in Excited States of Proteins and Nucleic Acids, R. F. Steiner and I. Weinryb (eds.), Plenum Press, New York, pp. 277–318.
5. Chen, R. F., 1967, Fluorescence quantum yields of tryptophan and tyrosine, Anal Lett. l(l):35–42.