1. Crabalona LL. 1960, Soap Perfum. Cosmet. 33:495.
2. Pickett JA, Coates J, Sharpe FR. 1975, in: Proceedings 15th Congress European Brewery Convention, Nice 1975.
3. Arctander S. 1969, Perfume and Flavor Chemicals (Aroma Chemicals), Montclair (N.J., USA).
4. Leffingwell JC, Stallings JW, Sellers FO, Lloyd RA, Kane FC. 1974, in: International Essential Oil Congress, San Francisco 1974.
5. Sprecher E. 1963, Dtsch. Apoth.-Ztg. 103:213.