1. Terry, D.H., Soap Chem. Spec. 30:46 (1954).
2. Suskind, R.R., and H.S. Whitehouse, Arch. Dermatol. 88:130 (1963).
3. Spangler, W.G., JAOCS 41:300 (1964).
4. Smith, N.R., U.S. Patent 3,179,598 (1965).
5. Eaton, S.L., and E.F. Gebhardt, U.S. Patent 3,179,599 (1965).