2007 journal article
Comparison of parasitic mites in Russian-Hybrid and Italian honey bee (Hymenoptera : Apidae) colonies across three different locations in north Carolina
Journal of Economic Entomology, 100(2), 258–266.
Comparing pairs of Russian and Italian colonies by new beekeepers in North Carolina
Tarpy, D. R., Summers, J., Keller, J. J., & Hensey, W. American Bee Journal, 147(2), 149–152.