1. Hashimoto, Y. and Mori, L., J. Pharm. Soc. Jap., 1952, vol. 72, p. 1532.
2. Amelin, V.G., Zh. Anal. Khim., 1998, vol. 53, no.9, p. 958 [J. Anal. Chem. (Engl. Transl.), vol. 53, no. 9, p. 840].
3. Amelin, V.G., Zh. Anal. Khim., 1998, vol. 53, no.8, p. 868 [J. Anal. Chem. (Engl. Transl.), vol. 53, no. 8, p. 762].
4. Amelin, V.G., Zh. Anal. Khim., 1999, vol. 54, no.10, p. 1088 [J. Anal. Chem. (Engl. Transl.), vol. 54, no. 10, p. 963].
5. Ol’shanova, K.M., Kopylova, V.D., and Morozova, N.M., Osadochnaya khromatografiya (Precipitation Chromatography), Moscow: Akad. Nauk SSSR, 1963.