Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Tilden, P. E., W. D. Bedard, D. L. Wood, K. Q. Lindahl, and P. A. Rauch. 1979. Trapping the western pine beetle at and near a source of synthetic attractive pheromone. Effects of trap size and position. Journal of Chemical Ecology 5:519-531.