1. Albonico, C., di Leo, L., Mattiussi, R.: Contributo clinico allo studio sugli aneurismi dell' aorta addominale associati a rene a ferro di cavallo. Minerva Chir.23, 1?9 (1968)
2. Bietz, D., Merendino, K.: Abdominal aneurysm and horseshoe kidney: a review. Ann. Surg.181, 333?341 (1975)
3. Bugge-Asperheim, B., Birkeland, S., Helgerud, P.: Horseshoe kidney and ruptured abdominal aortic aneurysm. Scand. J. Urol. Nephrol.11, 89?92 (1977)
4. Cayten, C., Davis, A., Berkowitz, H.: Ruptured abdominal aortic aneurysms in the presence of horseshoe kidneys. Surg. Gynecol. Obstet.135, 945?949 (1972)
5. Cohn, L., Stoney,R., Wylie, E.: Abdominal aortic aneurysm and horseshoe kidney. Ann. Surg.170, 870?874 (1969)