Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Ozols, G. E., Y. M. Bicevskis, and U. Galvans. 1973. Terpenes and their complexes as primary attractants for bark beetles of conifer trees [In Russian, Latvian, English summaries] . Zashchita Lesa, Riga Latvian SSR, Izdatelstvo Zinatne 1973:24-28.