Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Lanz, W., and J. Baeskow. 1986. Bekampfung des Kuperstechers durch Hackschnitzelung von Fichtenschwachholz [Control of Pityogenes chalcographus by chipping of small-diameter Norway spruce wood] [English summary] . Forstund Holzwirt 41:178-182.