1. Casals, J.: Classification of arboviruses transmitted by ticks: Serological and physicochemical considerations. International Symposium on Tick-Borne Arboviruses (Excluding Group B), Smolenice near Bratislava, 1969, pp. 13–20 (Ed. M. Grešiková) Bratislava: Publishing House of the Slovak Academy of Sciences 1971
2. Fenner, F., Pereira, H.G., Porterfield, J.S., Joklik, W.K., Downie, A.W.: Family and generic names for viruses approved by the International Committee on Taxonomy of Viruses, June 1974. Intervirology3, 193–198 (1974)
3. Grešiková, M.: Studies on tick-borne arboviruses isolated in Central Europe. Biologické práce XVIII/2, 1–111 (1972)
4. Haire, M.: Significance of virus antibodies in multiple sclerosis. Br. Med. Bull.33, 40–44 (1977)
5. Hayashi, K., Arita, T.: Experimental double infection of Japanese encephalitis virus and herpes simplex virus in mouse brain. Jpn. J. Exp. Med.47, 9–13 (1977)