- Dixon, E. A., N. Ibrahim, H. Wieser, H. F. Cerezke, and A. Whitehead. 1988a. Interaction of bark beetles with pheromone mimics. American Chemical Society (Abstracts) 3(1).
- Dixon, E. A., N. Ibrahim, H. Wieser, H. F. Cerezke, and A. Whitehead. 1988b. On the complementarity of electroantennogram signals and tree baiting and trapping catches for a series of bicyclic ketal pheromone analogs. American Chemical Society (Abstracts) 3(1).
- Dixon, E. A., N. Ibrahim, H. Wieser, D. R. Crump, F. X. Webster, and G. D. Prestwich. 1988. Isolation and identification of the metabolic products from mountain pine beetle exposed to exo-brevicomin, frontalin and analogs of these. American Chemical Society (Abstracts) 3(1).
- Payne, T. L., N. A. Andryszak, H. Wieser, E. A. Dixon, N. Ibrahim, and J. Coers. 1988. Antennal olfactory and behavioral response of southern pine beetle, Dendroctonus frontalis, to analogs of its aggregation pheromone frontalin . Journal of Chemical Ecology 14:1217-1226.