1. N. S. Poluéktov, L. I. Kononenko, N. P. Efryushina, and S. V. Bel’tyukova, Spectrophotometric and Luminescent Methods for Determination of Lanthanides [in Russian], Naukova Dumka, Kiev (1989), pp. 96–145.
2. S. B. Meshkova and N. V. Rusakova, Zh. Anal. Khim., 45, 1917–1922 (1990).
3. S. B. Meshkova, Z. M. Topilova, N. A. Nazarenko, A. V. Litvinenko, and N. P. Efryushina, Zh. Anal. Khim., 59, 280–284 (2004).
4. S. Yamada, K. Kano, and T. Ogawa, Anal. Chim. Acta, 134, 21–29 (1982).
5. B. Valeur and J.-C. Brochon, New Trends in Fluorescence Spectroscopy, Springer, Berlin (2001), pp. 99–120.