Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Pfeffer, A. 1989b. Taxonomischer Status einiger Arten der Gattung Xyloterus Erichson (Coleoptera, Scolytidae) [The taxonomic position of some species of the genus Xyloterus] [English summary] . Acta Entomologica Bohemoslovaca 86:129-136.