- Gilbert, B. L., J. E. Baker, and D. M. Norris. 1967. Juglone (5-hydroxy-1, 4-naphthpquinone) from Carya ovata, a deterrent to feeding by Scolytus multistriatus . Journal of Insect Physiology 13:1453-1459.
- Gilbert, B. L., and D. M. Norris. 1968. A chemical basis for bark beetle (Scolytus) distinction between host and non-host trees . Journal of Insect Physiology 14:1063-1068.