1. Eftink, M. R., and Ghiron, C. A., 1981, Fluorescence quenching studies with proteins, Anal. Biochem. 114:199–227.
2. Steiner, R. F., and Kirby, E. P., 1969, The interaction of the ground and excited state of indole derivatives with electron scavengers, J. Phys. Chem. 73:4130–4135.
3. Konev, S. V., 1967, Fluorescence and Phosphorescence of Proteins and Nucleic Acids, Plenum Press, New York.
4. Weinryb, I., and Steiner, R. F. (Eds.), 1971, Excited States of Protein and Nucleic Acids, Plenum Press, New York.
5. Chen, R. F., and Edelhoch H. (Eds.), 1976, Biochemical Fluorescence, Vol. 2 Concepts, Marcel Dekker, New York.