1. Armstrong, J., Smeekens, S., and Rottier, P., 1983, Sequence of the nucleocapsid gene from murine coronavirus MHV-A59, Nucl. Acids Res., 11: 833.
2. Boursnell, M. E. G., Brown, T. D. K., and Binns, M. M., 1984, Sequence of the membrane protein gene from avian coronavirus IBV, Virus Res., 1: 303.
3. Brian, David A., Brenda G. Hogue, William Lapps, Barbara J. Potts, and Paul A. Kapke. 1983. Comparative structure of coronaviruses. In “Proceedings from the Fourth International Symposium on Neonatal Diarrhea.” (Ed. S. D. Acres) University of Saskatoon, Saskatoon, Saskatchewan, Canada.
4. Brown, T. D. K. and Boursnell, M. E. G., 1984, Avian infectious bronchitis virus genomic RNA contains sequence homologies at the intergenic boundaries, Virus Res., 1: 15.
5. Budzilowicz, C. J., Wilczynski, S. P., and Weiss, S. R., 1985, Three intergenic regions of coronavirus mouse hepatitis virus strain A59 genome RNA contain a common nucleotide sequence that is homologous to the 3′ end of the viral mRNA leader sequence, J. Virol., 53: 834.