AUTONOMY IN THE RUSSIAN FEDERATION: THEORY AND PRACTICE СтатьяKartashkin V.A., Abashidze A.Kh.International Journal on Minority and Group Rights. Том 10. 2003. С. 203-220
PVA-BASED LIGHT FILTERS FOR UV AND VISIBLE SPECTRA СтатьяZaitsev B.E., Dzhuraev R.R., Kotov A.V.Journal of Applied Spectroscopy. Том 59. 1994. С. 612-613