1. A. N. Terenin, Photonics of Dye Molecules and Related Organic Compounds [in Russian], Nauka, Leningrad (1967).
2. C. Parker, Photoluminescence of Solutions, Elsevier (1968).
3. E. C. Lim and G. W. Swenson, ?Delayed fluorescence of acriflavine in rigid media,? J. Chem. Phys.,36, No. 6, 118?125 (1962).
4. E. C. Lim, C. P. Lazzara, M. J. Yang, and G. W. Swenson, ?Photoionization and delayed fluorescence of dyes in rigid organic matrices. 1. A proposed model,? J. Chem. Phys.,43, No. 3, 970?977 (1965).
5. A. M. Eremenko, N. P. Smirnova, T. N. Kositskaya, and A. A. Chuiko, ?Electron spectra of Acridine Yellow dye in a silicon dioxide matrix,? Zh. Prikl. Spektrosk.,41, No. 5, 724?729 (1984).