Brandão, P., A. Cortez, F. Ferreira, J. Ferreira Neto, F. Gregori, M. Heinemann, V. Homem, C. Rodriguez, and J. Jerez. “Seroprevalence of Antibodies Against Group A Rotavirus in Cattle from a Pioneer Frontier in Brazilian Amazon”. Brazilian Journal of Veterinary Research and Animal Science, Vol. 39, no. 1, Jan. 2002, pp. 18-20, doi:10.1590/S1413-95962002000100003.