1. Papillomatous epithelioma of the kidney pelvis;Albarran;Jour. Amer. Med. Assoc.,1920
2. Papillomatous tumors of renal pelvis;Asch;Arch. f. klin. chir.,1926
3. Papillomatous tumors of renal pelvis;Aschner;Arch. f. klin. chir.,1926
4. Papillomatous tumors of renal pelvis;Barker;Arch. f. klin. chir.,1926
5. Aseptic nephro-ureterectomy, technic and indications;Beer;Jour. Amer. Med. Assoc.,1921