Breeze, R. G., L. H. Lauerman, J. A. Schmitz, and R. A. Magonigle. “Evaluation of a Long-Acting Oxytetracycline for Treatment of Pasteurella Pneumonia in Calves”. The Bovine Practitioner, vol. 1980, no. 15, Nov. 1980, pp. 96-98, doi:10.21423/bovine-vol1980no15p96-98.