Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Eganov, K. V. 1965. Bol'shoi elovyi luboed v lesakh Borzhomskogo Ushchel'ya [Spruce beetle in forests of the Borzhomi gorge] . Lesnoe Khoziaistvo 1965:70-71.