1. Allgemein: The Lynn Index, Monograph VII, 217–220 (1971).
2. Amarasingham, R. D., et al., Econ. Botany 18, 270 (1964).
3. Anderson, E., J. Biol. Chem. 104, 163 (1934).
4. Badami, R. C., J. Sci. Food Agric. 13, 297 (1962).
5. Baker, J. E., und Norris, D. M., A feeding stimulant for Scolytus multistriatus isolated from the bark of Ulmus americana, Ann. Entomol. Soc. America 60, 1213–1215 (1967).