1. Alexander, D. J., Collins, M.S.: Effect of pH on the growth and cytopathogenicity of avian infectious bronchitis virus in chick kidney cells. Arch. Virol.49, 339 to 348 (1975).
2. Apostolov, K., Flewett, T. H., Kendal, A. P.: In:Barry, R. D., Mahy, B. W. J. (eds.), The biology of large RNA viruses, 3–26. London-New York: Academic Press 1970.
3. Becker, W. B., McIntosh, K., Dees, J. H., Chanock, R. M.: Morphogensis of avian infectious bronchitis virus and a related human virus (strain 229E). J. Virol.1, 1019–1027 (1967).
4. Bracewell, C. D.: Antigenic relationships between strains of infectious bronchitis virus as shown by the plaque reduction test in chicken kidney cells. Proceedings Vth World Congress of the World Veterinary Poultry Association, Munich 1973 (1975).
5. Chardonnet, Y., Dales, S.: Early events in the interaction of adenoviruses with HeLa cells. I. Penetration of type 5 and intracellular release of the DNA genome. Virology40, 462–477 (1970).