Sprong, H., Tijsse-Klasen, E., Langelaar, M., De Bruin, A., Fonville, M., Gassner, F., Takken, W., Van Wieren, S., Nijhof, A., Jongejan, F., Maassen, C.B., Scholte, E.J., Hovius, J.W., Emil Hovius, K., Spitalská, E., Van Duynhoven, Y.T.. Prevalence of Coxiella burnetii in ticks after a large outbreak of Q fever. Zoonoses Public Health. 2012 Feb;59(1):69-75, ncbi.nlm.nih.gov (Noiz kontsultatua: 2019-11-15).
