Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Karpinski, J. J. 1949. Nowy gatunek kornika Pityophthoruspolonicus sp. n. (Col. Scolytidae) [The new species of bark-beetle Pityophthorus polonicus sp. n.]. Annales Musei Zoologici Polonici 14(8):125-133.