1. Umland, F., Janssen, A., Thierig, D., and Wunsch, G., Theorie und praktische Anwendung von Komplexbildnern, Frankfurt am Main: Akademische Verlagsgesellschaft, 1971.
2. Maksimova, I.M., Kukhto, A.A., Morosanova, E.I., Kuz’min, N.M., and Zolotov, Yu.A., Zh. Anal. Khim., 1994, vol. 49, no. 7, p. 695.
3. Zaporozhets, O., Gawer, O., and Sukhan, V., Talanta, 1998, vol. 46, no. 6, p. 1387.
4. Gavrilenko, N.A. and Mokrousov, G.M., RF Patent 2272284, 2004.
5. Isha, A., Yusof, N.A., Ahmad, M., Suhendra, D., Yunus, W., and Zainal, Z., Sen. Actuat. B, 2006, vol. 114, no. 1, p. 344.