1. Nakamura Y. In: Hiionkaimenkasseizai to Mizukankyou, editors. Japanese Society of the Water Environment. Tokyo: Gihoudou Publishing, 2000. p. 15 [in Japanese].
2. Becher P, Martin J. Nonionic surfactants physical chemistry. New York: Marcel Dekker, Inc., 1987. p. 440
3. Schick MJ, editor. Nonionic surfactants. New York: Marcel Dekker, 1967. p. 978–83.
4. Aquatic toxicology and chemistry of some surfactants;Kikuchi;J Jpn Oil Chemists’ Soc,1996
5. Estrogenic activity of surfactants and some of their degradation products assessed using a recombinant yeast screen;Routledge;Environ Toxicol Chem,1996