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2. U. Schoenkaes, LAS - A modern classic surfactant, Chimica Oggi/Chemistry today, 1998.
3. R. Modler, R. Willhalm, Y. Yoshida, in: Chemical Economics Handbook, p. 583, 9000A.
4. European bans on surfactant trigger transatlantic debate;Renner;Environ. Sci. Technol.,1997
5. An update review of environmental estrogen and androgen mimics and antagonists;Sonnenschein;J. Steroid Biochem. Mol. Biol.,1998