1. Schmalfuß H, Barthmeier H (1929) Biochem Z 216:330?335
2. Van Straten S, Maarse H (1983) Volatile compounds in food, 5th edn. Division for nutrition and food research. TNO, Zeist
3. Map JA (1983) Lebensm Wiss Technol 16:65?68
4. Steeg E, Montag A (1988) Dtsch Lebensm Rdsch 84:103?108
5. Steeg E, Montag A (1988) Dtsch Lebensm Rdsch 84:147?150