1. Crossed renal ectopia;Beer;J. Urol.,1937
2. Renal ectopy;Campbell;J. Urol.,1930
3. Crossed ectopia of kidney and its possible cause;Carleton;J. Anat.,1937
4. Congenital renal dystrophy;Frazer;Urol. and Cut. Rev.,1935
5. Clinical Urology;Lowsley,1940