Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Balachowsky, A. S., and J. Michalski. 1964b. Zespoly kornikow na tle tpow drzewostanow Bieszczady [Bark beetles in the forest types of Bieszczady]. Polskie Pismo Entomologiczne, Ser. B, 1-2101-104.
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