Rasmussen MD, Bjerring M, Skjøth F.
Visual inspection of foremilk. I Definition of normal and abnormal milk at time of milking. Workshop of the EU-project (QLK5-2000-31006): Implications of the introduction of automatic milking on dairy farms: DIAS internal report 169. 2002. s. 47-62
Olesen NJ
, Skall HF.
Viral Haemorrhagic Septicaemia Virus. I Munir M, red., Mononegaviruses of Veterinary Importance : Vol. I: Pathobiology and Molecular Diagnosis. 1 udg. Bind 1. CABI Publishing, Wallingford, UK. 2013. s. 323-336 doi: 10.1079/9781780641799.0000