1. Friedman, N.B., Ash, J.E.: Atlas of Genito-Urinary Pathology. Prepared at the Army Institute of Pathology, Washington, D.C., from material in the registries of the American Urological Association, Washington, D.C., 1946, 215 pp.
2. Primary intrarenal lipoma of surgical significance;Robertson;J. Urol.,1941
3. A mixed tumor of the kidney. Lipo-myohemangioma;Heckel;J. Urol.,1948