[1]
J. S. Nickell, B. J. White, R. L. Larson, D. G. Renter, M. W. Sanderson, and C. Peck, “Bovine viral diarrhea virus (BVDV) status in cow-calf herds and associations with biosecurity and production practices among Montana beef producers”, Bov. pract., vol. 45, no. 1, pp. 14–22, Dec. 2010.