Souza, S. P. de, Asano, K. M., Buitrago, L. Y. V., Silva, S. de O. S., Richtzenhain, L. J. and Brandão, P. E. (2010) “A semi-nested RT-PCR assay targeted to hemagglutinin-esterase gene of Bovine Coronavirus”, Brazilian Journal of Veterinary Research and Animal Science, 47(4), pp. 323-328. doi: 10.11606/issn.1678-4456.bjvras.2010.26832.