1. Miller's anatomy of the dog;Evans,2013
2. The viscera of the domestic mammals;Nickel,1979
3. Radiographic diagnosis of abdominal disorders in the dog and cat. Radiographic interpretation, clinical signs, pathophysiology;O'Brien,1978
4. Normal radiographic anatomy and anatomic variants in the dog and cat;Thrall,2016
5. The retroperitoneum in dogs: anatomy and clinical significance;Johnston;Compend Contin Educ Pract Vet USA,1990