1. Breese, S. S., Jr., andA. H. Dardiri: Electron microscopic characterization of duck plague virus. Virology34, 160?169 (1968).
2. Dardiri, A. H., W. R. Hess, S. S. Breese, Jr., andH. R. Seibold: Characterization of a duck virus from a disease outbreak in the United States. Abstr. Proc. 39th Northeastern Conference on Avian Diseases. State University of New York, Stony Brook, L.I., N.Y. 1967.
3. Dardiri, A. H., andW. R. Hess: The incidence of neutralizing antibodies to duck plague virus in serums from domestic ducks and wild waterfowl in the United States of America. Proc. 71st Ann. Meeting, U.S. Livestock San. Assoc., Phoenix, Arizona, 225?237 (1967).
4. Dardiri, A. H., andW. R. Hess: A plaque assay for duck plague virus. Canad. J. comp. Med.32, 505?510 (1968).
5. Jansen, J.: Duck Plague. Brit. vet. J.117, 349?356 1961.