Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Watzek, G., and H. Niemeyer. 1996. Verminderung der Borkenkafergefahr durch Harvestertechnik und Arbeitsorganisation [Reduction of bark beetle damage by using harvesters and by work organization]. Forst und Holz 51:247-250.