1. Common Fragrance and Flavor Materials. Preparation, Properties and Uses;Bauer,1990
2. R. Suffis, L.B. Morton, K. Ishida, K. Sawano, A.G. Van Loveren, N. Tetsuo, C.B. Green, G.A. Reitz, R.K.L. Kang, T. Sato, US Patent 5626852 (1997).
3. Fenarolis;Burdock,1995
4. J. Delgado, EP Patent 1331260 (2002).