1. Phylogeography of ticks (Acari: Ixodida);Beati;Annu. Rev. Entomol.,2019
2. Ticks and Lyme disease in the United States;Burgdorfer;Ann. Intern. Med.,1983
3. Obituary, Glen Milton Kohls (1905-1986);Clifford;Proc. Entomol. Soc. Washington,1987
4. Ectoparasites and other arthropods from coastal Oregon;Clifford;J. Med. Entomol.,1970
5. Nymphs of the genus Ixodes (Acari: Ixodidae) of the United States: taxonomy, identification key, distribution, hosts, and medical/veterinary importance;Durden,1996