HUBÁLEK, Z., HALOUZKA, J., JUŘICOVÁ, Z. Borreliae in Ixodes ricinus ticks feeding on humans. Medical and Veterinary Entomology. 2004, 18(3), 228-231. ISSN 0269-283X. E-ISSN 1365-2915. Available: https://doi.org/10.1111/j.0269-283X.2004.00499.x