1. Developmental anatomy and normal structure;McSween,2002
2. Cullen JM, MacLachlan NJ. Liver, biliary system and pancreas. In: McGavin MD, Carlton WW, Zachary JF, eds. Thomson's special veterinary pathology. St Louis; 2001:81–123.
3. Three-dimensional fine structure of the biliary tract: scanning electron microscopy of biliary casts;Yamamoto;J Electron Microsc Tech,1990
4. Diseases of the bile ducts;Portmann,2002
5. Leber und Gallenwege;Rubarth,1967