1. Calcified hypernephroma of kidney;Arkin;Surg., Gynec. and Obst.,1926
2. Classification of renal tumors with observations on frequency of various types;Bell;J. Urol.,1938
3. Adenoma of kidney. Report of a case with a discussion of its relationship to carcinoma (hypernephroma);Creevy;Am. J. Cancer,1937
4. Ewing, J.: Neoplastic Diseases, 1928, 3rd ed.
5. Zur Histogenese der Grawitzschen Tumor en der Niere;Gerlach;Beitr. z. path. anat.,1915