Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Mattanovich, J., M. Ehrenhöfer, C. Vavra, and E. Führer. 1999. Further development of a semiartificial diet for Ips typographus L (In German, with English summary). Anzeiger für Schädlingskunde, Pflanzen- und Umweltschutz 72:49-51.