1. Abomasal phytobezoariasis of goats and sheep;Bath;Journal of the South African Veterinary Association,1978
2. A specific form of abomasal phytobezoar in goats and sheep;Bath;Journal of the South African Veterinary Association,1979
3. Becker-Birck, M., 2009. Computertomographische Untersuchung des Thorax bei 30 Ziegen. DrMedVet Thesis, Vetsuisse Faculty, University of Zurich.
4. Ultrasonography in gastrointestinal disease in cattle;Braun;Veterinary Journal,2003
5. Ultrasonographic findings in cows with right displacement of the abomasum and abomasal volvulus;Braun;Veterinary Record,2008