Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Wichmann, H. E. 1967. Die Wirkungsbreite des Ausstossreflexes bei Borkenkafern [The extent of the effect of the ejection reflex in barkbeetles] . Anzeiger fur Schadlingskunde 40:184-187.