Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Zvierezomb-Zubovsky, R. 1918. [Hylesinus oleiperda (=toranio), Phloeotribus caucasicus, Pteleobius kraatzi, Scolytus rugulosus]. Don Province Bureau for Control of Agricultural Pests, Report for 1917. 36 p.
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