Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Anderbrant, O., and F. Schlyter. 1987a. Differences in morphology and sexual size dimorphism between the Dutch elm disease vectors Scolytus laevis and Scolytus scolytus (Col, Scol) . Zeitschrift fur Angewandte Entomologie 103:378-386.