Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Staack, J. 1985. Vom Fangbaum zur falle: Geschichtliche Entwicklung der Borkenkaferbekampfung [From trap tree to (pheromone) trap: the historical development of bark beetle control] . Forst- und Holzwirt 40:27-31.