Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Simsek, Z., and E. Führer. 1993. Kunstliches Nahr- und Brutmedium für Ips typographus L. (Col., Scolytidae). [Artificial substrate for feeding and breeding of Ips typographus L. (Col., Scolytidae)]. Journal of Applied Entomology 116:432-439.