1. B. C. Wilson and M. S. Patterson, Physics of photodynamic therapy, Phys. Med. Biol., 31, No. 4, 327–360 (1986).
2. S. A. Akhmanov and E. B. Chernyaev (Eds.), Review of Science and Technology, Ser. “Modern Problems of Laser Physics,” Vol. 3, VINITI, Moscow (1990).
3. V. I. Kozlov and V. A. Builin, Laser Therapy with the Application of the "Mustang" Laser Therapy Apparatus [in Russian], Aspekt Press, Moscow (1995).
4. V. S. Ulashchik and I. V. Lukomskii, General Physiotherapy [in Russian], Interpress-Servis, Minsk (2003).
5. A. P. Ivanov and V. V. Barun, Spectra reflectance of light as a means of diagnostics of the structural and biophysical parameters of skin, Opt. Spektrosk., 104, No. 2, 344–351 (2008).