1. Branen, A.L. (1975). JAOCS, 52, 59
2. Enomoto, K., Miyamori, T., Sakimae, A. and Numazawa, R. (1990). Eur. Pat. Appl. EP, n?401,704
3. Enomoto, K., Miyamori, T., Sakimae, A. and Numazawa, R. (1991). Jpn. Kokai Tokkyo Koho JP, n?03,259,089
4. Grice, H.C. (1986). Food Chem. Toxicol., 24, 997
5. Gruetzmacher, G.D. and Stephens, C.R. (1979). Ger. Offen., n\?2,854,353