1. Raynie, D.E., Anal. Chem., 2006, vol. 78, no. 12, p. 3997.
2. Tsysin, G.I., J. Anal. Chem., 2011, vol. 66, no. 11, p. 1020.
3. Zolotov, Yu.A., Zh. Anal. Khim., 2013, vol. 68, no. 9, p. 835.
4. Bekhterev, V.N., RF Patent 2303476, Byull. Izobret., 2007, no. 21.
5. Bekhterev, V.N., Mendeleev Commun., 2007, vol. 17, p. 241.