Obando, C., Baule, C., Pedrique, C., Veracierta, C., Belák, S., Merza, M., & Moreno-Lopez, J. (1999). Serological and Molecular Diagnosis of Bovine Viral Diarrhoea Virus and Evidence of other Viral Infections in Dairy Calves with Respiratory Disease in Venezuela. Acta Vet Scand.

Obando, C., C. Baule, C. Pedrique, C. Veracierta, S. Belák, M. Merza, και J. Moreno-Lopez. "Serological and Molecular Diagnosis of Bovine Viral Diarrhoea Virus and Evidence of Other Viral Infections in Dairy Calves With Respiratory Disease in Venezuela." Acta Vet Scand 1999.

Obando, C., et al. "Serological and Molecular Diagnosis of Bovine Viral Diarrhoea Virus and Evidence of Other Viral Infections in Dairy Calves With Respiratory Disease in Venezuela." Acta Vet Scand 1999.