1. Ackermann, W. W., and T. Francis Jr., 1954: Characteristics of Viral Development in Isolated Animal Tissues. Adv. Virus Res. 2, 81–108.
2. Ackermann, W. W., and H. Kurtz, 1955: Observations Concerning a Persisting Infection of HeLa Cells with Poliomyelitis Virus. J. exper. Med. (Am.) 102, 555–565.
3. Ackermann, W. W., and F. E. Payne, 1957: Action of Immune Serum upon a Cell-Virus Complex. Fed. Proc. 16, 404.
4. Ackermann, W. W., A. Rabson, and H. Kurtz, 1954: Growth Characteristics of Poliomyelitis Virus in HeLa Cell Cultures: Lack of Parallelism in Cellular Injury and Virus Increase. J. exper. Med. (Am.) 100, 437–450.
5. Ada, G. L., 1957: Ribonucleic Acid in Influenza Virus. In: The Nature of Viruses. Ciba Foundation Symposium, London.